The BEST H2 shows of all time

Every H2 show, ranked

We've compiled the average episode rating for every H2 show to compile this list of best shows!

Big History
star
8.30
125 votes

#1 - Big History

Each episode of Big History will begin with an iconic topic from the pages of traditional history such as the Great Pyramids, The Titanic or the American Revolution but then will spin into surprising journeys through other fields, weaving together insights and evidence from various disciplines such as astronomy, physics, chemistry, biology, anthropology, history and economics. Spanning 13.7 billion years, Big History will ultimately pull together the puzzle pieces from all 16 half-hour episodes into an epic two-hour finale, creating one grand narrative and revealing the unifying link among all events.

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In Search of Aliens
star
7.32
142 votes

#2 - In Search of Aliens

From the lost city of Atlantis to the Loch Ness Monster to the mystery of the Nazca Lines, the world is filled with tales of mysterious locations, mythical creatures and strange occurrences. But could these extraordinary stories and theories turn out to be stranger-than-fiction truths? If so, might there be an extraterrestrial explanation for these phenomena? IN SEARCH OF ALIENS follows Giorgio Tsoukalos, an Ancient Astronaut theorist and leading contributor to Ancient Aliens, as he explores the fascinating evidence behind some of the Earth’s most famous mysteries. Through Giorgio’s research of various sites around the world and meetings with scientists, witnesses and experts; this one-hour non-fiction series delves into the unknown and examines clues that could prove a possible extraterrestrial connection within some of the world’s greatest unsolved mysteries.

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Hangar 1: The UFO Files
star
6.75
161 votes

#3 - Hangar 1: The UFO Files

There is a place where the truth about UFOs exists; a vast archive of over 70,000 files gathered over nearly half a century. The place is called Hangar 1. Now, it is finally open for investigation. MUFON, the largest and most respected private organization dedicated to investigating UFOs, has worked diligently to compile, research and store these files. The new H2 series Hangar 1: The UFO Files will delve deep into these archives to look for connections, clues and evidence; because only by investigating the files of Hangar 1 can we find the truth about UFOs.

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Ancient Impossible
star
6.33
104 votes

#4 - Ancient Impossible

Ancient Impossible, the new H2 series, picks up where HISTORY’s long running Ancient Discoveries left off. In this next generation of storytelling, Ancient Impossible reveals how many of today’s technological achievements were actually developed centuries ago. Colossal monuments, impossible feats of engineering and technologies so precise they defy reinvention–the ancient world was far more advanced than we ever imagined. We’ll travel through history to reveal a radically different picture of the past, with innovations so far ahead of their time, they’re still in use today. New science uncovers a lost world more like our own than we ever suspected, and reveals how modern technology has its blueprint in the ancient world.

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