Latin America and Spain. A bigger audience than English, lower CPM, but few quality documentary channels.
Casos criminales reales Real crime stories
top-10 median 1.2M best video 8.6M
Investigations of solved crimes: evidence, the course of the inquiry, the trial, without graphic details. A huge audience (many women 25–45), good CPM, the market is oversaturated. Demand: median of the top 10 YouTube results is 490K views, and 10 of the top 10 videos are longer than 8 minutes.
Imperio Romano The Roman Empire
top-10 median 1.2M best video 6.1M
Emperors, legions, intrigue and everyday life in Rome. Especially strong interest in Spain, where CPM is higher than in Latin America, medium competition. Demand: median of the top 10 YouTube results is 2.1M views, and 9 of the top 10 videos are longer than 8 minutes.
Origen del ser humano Origins of humankind
top-10 median 504K best video 21.5M
Evolution, Neanderthals and the first humans, settling the planet. A popular-science niche with good CPM, evergreen demand, low competition. Demand: median of the top 10 YouTube results is 1.7M views, and 10 of the top 10 videos are longer than 8 minutes.
Criptozoología y criaturas legendarias Cryptozoology and legendary creatures
top-10 median 899K best video 6.4M
Bigfoot, Nessie, Mokele-mbembe and other unconfirmed creatures. High CTR, young audience, below-average CPM, moderate competition. Demand: median of the top 10 YouTube results is 3.3M views, and 8 of the top 10 videos are longer than 8 minutes.
Hackers y ciberataques famosos Hackers and famous cyberattacks
top-10 median 1.1M best video 7.1M
Stories of famous hackers and the biggest cyberattacks. Tech audience, high CPM, almost no competitors in Spanish. Demand: median of the top 10 YouTube results is 2.2M views, and 9 of the top 10 videos are longer than 8 minutes.
Historias de la Biblia Bible stories and archaeology
top-10 median 558K best video 5.1M
Retellings of biblical stories, figures, and the archaeological finds linked to them. A huge believing audience in Mexico, Colombia and Peru, medium CPM, many videos but demand. Demand: median of the top 10 YouTube results is 637K views, and 10 of the top 10 videos are longer than 8 minutes.
Antiguo Egipto Ancient Egypt
top-10 median 783K best video 3.4M
Pharaohs, pyramids, mummies, everyday life and archaeological finds. One of the most requested historical topics on YouTube, ages 25–55, good CPM. Demand: median of the top 10 YouTube results is 2.2M views, and 10 of the top 10 videos are longer than 8 minutes.
La Edad Media The Middle Ages
top-10 median 195K best video 1.1M
Knights, castles, crusades and medieval daily life. Strong demand in Spain, long videos hold viewers well, medium CPM, moderate competition. Demand: median of the top 10 YouTube results is 722K views, and 10 of the top 10 videos are longer than 8 minutes.
Leyendas de terror latinoamericanas Latin American horror legends
top-10 median 217K best video 2.1M
Folk horror stories: La Llorona, El Silbón, the Chupacabra and local legends without gore. Very strong demand in Mexico and Colombia, young audience, below-average CPM. Demand: median of the top 10 YouTube results is 524K views, and 10 of the top 10 videos are longer than 8 minutes.
Profecías y fin del mundo Prophecies and the end of the world
top-10 median 617K best video 2.8M
Nostradamus, Maya prophecies, the Apocalypse and predictions about the future. Strong interest in religious Latin America, high CTR, below-average CPM. Demand: median of the top 10 YouTube results is 694K views, and 10 of the top 10 videos are longer than 8 minutes.
Guerra Fría y espionaje The Cold War and espionage
top-10 median 395K best video 13.9M
Spies, special operations, the nuclear arms race and declassified projects of 1947–1991. Adult male audience, high CPM, few good anonymous channels. Demand: median of the top 10 YouTube results is 1.8M views, and 10 of the top 10 videos are longer than 8 minutes.
Estoicismo y filosofía para la vida Stoicism and life philosophy
top-10 median 495K best video 1.4M
The teachings of Marcus Aurelius, Seneca, Epictetus and other philosophers in a practical presentation. A growing trend among young men, high CPM due to self-improvement, but the niche saturates quickly. Demand: median of the top 10 YouTube results is 659K views, and 10 of the top 10 videos are longer than 8 minutes.
Criaturas del océano profundo Inhabitants of the ocean depths
top-10 median 488K best video 5.2M
Deep-sea creatures, unexplored zones of the ocean and underwater discoveries. A visually striking niche, broad audience, medium CPM, moderate competition. Demand: median of the top 10 YouTube results is 801K views, and 9 of the top 10 videos are longer than 8 minutes.
Fenómenos naturales extremos Extreme natural phenomena
top-10 median 748K best video 6.3M
Volcanoes, earthquakes, tsunamis and anomalous weather in history. The region is seismically active, so the topic is close to viewers; medium CPM, moderate competition. Demand: median of the top 10 YouTube results is 678K views, and 10 of the top 10 videos are longer than 8 minutes.
Dinosaurios y prehistoria Dinosaurs and the prehistoric world
top-10 median 345K best video 20.6M
Eras, species, extinctions and paleontologists' finds. Family audience, topics never go out of date.
Geografía y países curiosos Geography and unusual countries
top-10 median 997K best video 29.8M
Strange borders, micronations, extreme places and unusual countries. Broad audience, medium CPM (tourism), moderate competition. Demand: median of the top 10 YouTube results is 997K views, and 8 of the top 10 videos are longer than 8 minutes.
Misterios sin resolver Unsolved secrets and mysteries
top-10 median 328K best video 6.1M
Unexplained disappearances, mysterious events and historical secrets. Evergreen demand across Latin America and Spain, good views on long videos, high competition. Demand: median of the top 10 YouTube results is 314K views, and 10 of the top 10 videos are longer than 8 minutes.
Historias de millonarios Billionaire stories
top-10 median 1.1M best video 4.9M
How the world's richest people built their fortunes and how their stories ended. Business topics give one of the best CPMs in the Spanish segment, ages 18–35, high competition. Demand: median of the top 10 YouTube results is 685K views, and 9 of the top 10 videos are longer than 8 minutes.
Lujo extremo Extreme luxury
top-10 median 791K best video 25.2M
The most expensive yachts, mansions, watches and billionaires' quirks. Luxury advertisers give good CPM, high CTR, medium competition. Demand: median of the top 10 YouTube results is 791K views, and 9 of the top 10 videos are longer than 8 minutes.
Historia del arte Art history
top-10 median 572K best video 14.5M
Great artists, masterpieces and hidden meanings of paintings. An educated audience, good CPM, niche demand, low competition. Demand: median of the top 10 YouTube results is 708K views, and 10 of the top 10 videos are longer than 8 minutes.
Revoluciones que cambiaron el mundo Revolutions that changed the world
top-10 median 165K best video 1.5M
The French and Industrial revolutions, Latin America's wars of independence. Interest from students and adults, medium CPM, low competition. Demand: median of the top 10 YouTube results is 757K views, and 9 of the top 10 videos are longer than 8 minutes.
Civilizaciones y ciudades perdidas Lost civilizations and cities
top-10 median 231K best video 10.7M
Atlantis, lost cities and civilizations that vanished without a trace. Overlaps with interest in mysteries and gives high CTR, medium CPM, moderate competition. Demand: median of the top 10 YouTube results is 390K views, and 10 of the top 10 videos are longer than 8 minutes.
Primera Guerra Mundial World War I
top-10 median 462K best video 7.2M
Trenches, key battles, technology and soldiers' fates of 1914–1918. Demand is lower than for World War II, but so is competition, high CPM. Demand: median of the top 10 YouTube results is 460K views, and 9 of the top 10 videos are longer than 8 minutes.
China imperial Imperial China
top-10 median 336K best video 1.5M
Dynasties, the Great Wall, emperors and China's inventions. A huge supply of topics, very low competition in Spanish, medium CPM. Demand: median of the top 10 YouTube results is 542K views, and 9 of the top 10 videos are longer than 8 minutes.
Cárceles y fugas legendarias Prisons and legendary escapes
top-10 median 514K best video 9.2M
Alcatraz, the world's toughest prisons and incredible escapes. High retention, male audience, medium CPM, low competition. Demand: median of the top 10 YouTube results is 514K views, and 9 of the top 10 videos are longer than 8 minutes.
Accidentes aéreos Plane crashes and their investigations
top-10 median 241K best video 3.7M
Step-by-step breakdowns of plane crashes and investigation findings, without graphic detail. Very high retention, adult audience, medium CPM, few competitors in Spanish. Demand: median of the top 10 YouTube results is 264K views, and 10 of the top 10 videos are longer than 8 minutes.
Historia de marcas famosas History of famous brands
top-10 median 683K best video 5.5M
How Coca-Cola, Nike, Bimbo and other companies came to be and grew. Business topic — high CPM, sells well to advertisers, medium competition. Demand: median of the top 10 YouTube results is 682K views.
Ciencia explicada Science in plain language
top-10 median 1M best video 3.5M
Physics, chemistry and how everyday things work, in plain language. An educational niche — high CPM and brand safety, medium competition. Demand: median of the top 10 YouTube results is 349K views, and 10 of the top 10 videos are longer than 8 minutes.
Mesopotamia y los sumerios Mesopotamia and the Sumerians
top-10 median 403K best video 40.9M
The first civilizations: the Sumerians, Babylon, Assyria and their legacy. High interest due to the mysteries of antiquity, medium CPM, low competition. Demand: median of the top 10 YouTube results is 403K views, and 9 of the top 10 videos are longer than 8 minutes.
Segunda Guerra Mundial World War II
top-10 median 314K best video 3.5M
Battles, operations, little-known episodes and human stories of World War II. A huge adult male US/UK audience with high CPM. Illustrations are needed instead of footage. Demand: median of the top 10 YouTube results is 1.6M views, and 8 of the top 10 videos are longer than 8 minutes.
El futuro de la humanidad The future of humanity and technology
top-10 median 132K best video 5.6M
AI, space colonization, cities of the future and scenarios for the development of civilization. The audience is interested in technology, high CPM, a growing topic. Demand: median of the top 10 YouTube results is 248K views, and 10 of the top 10 videos are longer than 8 minutes.
Sectas y cultos Sects and cults
top-10 median 240K best video 1.7M
The history of well-known sects, their leaders and how people came under their influence. Very high retention, medium CPM, delivered without shock content. Demand: median of the top 10 YouTube results is 239K views, and 10 of the top 10 videos are longer than 8 minutes.
Armas y tecnología militar Weapons and military technology
top-10 median 175K best video 1.5M
The evolution of weapons, legendary tanks, aircraft and ships. Male audience, medium CPM (ad restrictions possible), low competition. Demand: median of the top 10 YouTube results is 368K views, and 10 of the top 10 videos are longer than 8 minutes.
Mitología griega Greek mythology
top-10 median 523K best video 17M
The gods of Olympus, heroes, monsters and legends of Ancient Greece. Steady demand from schoolchildren to adults, fits AI illustrations perfectly, medium CPM. Demand: median of the top 10 YouTube results is 5.3M views, and 7 of the top 10 videos are longer than 8 minutes.
Estafas y fraudes famosos Famous scams and frauds
top-10 median 167K best video 1.3M
Ponzi schemes, fake companies and legendary con artists. The financial angle gives good CPM, high interest, moderate competition. Demand: median of the top 10 YouTube results is 226K views, and 10 of the top 10 videos are longer than 8 minutes.
Leyendas de la música Music legends
top-10 median 502K best video 2.7M
Biographies and ups and downs of rock stars and bands. Nostalgic 30+ audience, strong rock market in Argentina and Mexico, medium CPM; without using tracks. Demand: median of the top 10 YouTube results is 502K views, and 8 of the top 10 videos are longer than 8 minutes.
Conquista de América The conquest of the Americas
top-10 median 235K best video 2.6M
Cortés, Pizarro, the fall of Tenochtitlan and the Inca empire. The topic matters to both Spain and Latin America, medium CPM, moderate competition. Demand: median of the top 10 YouTube results is 261K views, and 9 of the top 10 videos are longer than 8 minutes.
Psicología del comportamiento humano Psychology of human behavior
top-10 median 193K best video 3.1M
Why people do what they do: experiments, cognitive biases, manipulation (no medical advice). Broad audience, above-average CPM, high competition. Demand: median of the top 10 YouTube results is 193K views, and 9 of the top 10 videos are longer than 8 minutes.
El universo y el espacio The Universe and space
top-10 median 190K best video 8.9M
Black holes, distant galaxies, the edge of the Universe and its future. Evergreen global demand and strong CPM in the science category, but the market is dense and needs a recognizable style. Demand: median of the top 10 YouTube results is 934K views, and 10 of the top 10 videos are longer than 8 minutes.
Megaestructuras e ingeniería Megastructures and engineering
top-10 median 94K best video 8.4M
How the biggest bridges, skyscrapers, dams and tunnels are built. Technical audience, good CPM, few quality faceless channels in Spanish. Demand: median of the top 10 YouTube results is 185K views, and 10 of the top 10 videos are longer than 8 minutes.
OVNIs y extraterrestres UFOs and aliens
top-10 median 206K best video 11M
Famous UFO sightings, declassified documents and theories about extraterrestrial life. Mexico is one of the world's centers of interest in the topic, huge reach, below-average CPM. Demand: median of the top 10 YouTube results is 164K views, and 9 of the top 10 videos are longer than 8 minutes.
Civilizaciones prehispánicas Pre-Columbian civilizations
top-10 median 128K best video 7.5M
Maya, Aztecs, Incas, Olmecs: their cities, gods and knowledge. A national-identity topic for Mexico and Peru, loyal audience, medium CPM, fewer competitors than in antiquity. Demand: median of the top 10 YouTube results is 176K views, and 8 of the top 10 videos are longer than 8 minutes.
Imperios olvidados Forgotten empires
top-10 median 96K best video 388K
The Mongols, Persia, the Ottoman Empire, Carthage and other powers of the past. A huge supply of topics, male audience, medium CPM, low competition. Demand: median of the top 10 YouTube results is 189K views, and 10 of the top 10 videos are longer than 8 minutes.
Tragedias históricas Historical disasters and tragedies
top-10 median 342K best video 4.8M
The Titanic, Chernobyl, collapses and man-made disasters: causes and consequences. High retention thanks to the drama, medium CPM, the niche monetizes without shock content. Demand: median of the top 10 YouTube results is 196K views, and 9 of the top 10 videos are longer than 8 minutes.
Samuráis y Japón feudal Samurai and feudal Japan
top-10 median 280K best video 1.9M
Samurai, shoguns, ninja and the culture of old Japan. Boosted by anime and games, young audience, medium CPM, low competition. Demand: median of the top 10 YouTube results is 221K views, and 9 of the top 10 videos are longer than 8 minutes.
Crisis económicas de la historia Economic crises in history
top-10 median 611K best video 7.2M
The Great Depression, hyperinflations, bubbles and stock market crashes. Financial topic — high CPM, crises resonate with Argentine viewers, low competition. Demand: median of the top 10 YouTube results is 465K views.
Piratas y corsarios Pirates and corsairs
top-10 median 154K best video 1.7M
The Golden Age of Piracy, the Caribbean, legendary captains and treasure. The Caribbean region is close to viewers, broad audience, medium CPM, low competition. Demand: median of the top 10 YouTube results is 154K views, and 10 of the top 10 videos are longer than 8 minutes.
Taken
Historia de la mafia History of the mafia
top-10 median 198K best video 2.9M
Al Capone, New York families, Prohibition and the fall of the clans. Strong demand in the US, male audience, above-average CPM. Demand: median of the top 10 YouTube results is 1.8M views, and 10 of the top 10 videos are longer than 8 minutes.
Santos, milagros y apariciones Saints, miracles and Marian apparitions
top-10 median 336K best video 2.5M
Our Lady of Guadalupe, Fatima, lives of the saints and unexplained miracles. A very loyal Catholic audience in Mexico and Colombia, medium CPM, low competition. Demand: median of the top 10 YouTube results is 103K views, and 10 of the top 10 videos are longer than 8 minutes.
Vikingos y mitología nórdica Vikings and Norse mythology
top-10 median 126K best video 5.7M
Viking campaigns, their daily life and the gods of Asgard. Boosted by TV series, male audience, medium CPM, moderate competition. Demand: median of the top 10 YouTube results is 126K views, and 10 of the top 10 videos are longer than 8 minutes.