41:01

20 Ancient Ports That Controlled Ancient World Trade

46:23

20 Abandoned Places that are RADIOACTIVE

33:38

15 MOST SECURE Medical Labs

36:36

15 Border Crossings With Shocking Contrasts

33:50

15 Places Where Fire Comes Out of the Ground

35:02

20 Locations Generating Electricity in Weird Ways

44:56

15 Civilizations That Collapsed Overnight

37:13

15 Billionaire Projects that were never finished

34:10

15 islands that KEEP GROWING

43:09

15 Lost Merchant Kingdoms of the Ancient World

38:21

20 MOST DANGEROUS buildings

33:31

15 MICRO-COUNRTIES that exist inside countries

31:22

15 REMOTE PLACES you can only reach by air

44:31

15 Houses Designed to SURVIVE FOREVER

36:16

15 MOST GUARDED Embassies

36:05

15 Cities that are BELOW Sea Level

32:31

15 Buildings that FROZE Mid-Build

40:35

15 MOST POWERFUL PEOPLE - in human history

40:05

15 Ancient Navigators who crossed oceans BEFORE Columbus

32:04

15 Places MOST at risk of rising OCEAN

34:06

15 Towns Built Into the Side of Cliffs

41:36

15 Machines that CHANGED THE WORLD

55:04

20 Archaeological Mysteries Science Can’t Explain

37:12

15 Ancient Palaces built for KINGS

32:01

15 Facilities That Could Survive a Nuclear War

33:22

TOP 15 GROSS Ancient Jobs

36:16

15 BIGGEST STONE Buildings

38:40

15 MOST DARING Ancient Expeditions

51:22

15 MODERN Countries that are now GONE

38:44

15 ANCIENT CAPITALS - you’ve never heard of

40:22

15 Kingdoms that NO LONGER EXIST

43:08

15 Statues that appear in MULTIPLE civilizations

41:06

15 CASTLES with unusual designs

40:24

15 ANCIENT WALLS - that withstood invasions

41:47

15 Weapons that gave Civilizations the Upper Hand

33:50

15 SECRET VAULTS - that hold the world’s wealth

40:55

15 MOST ISOLATED Ancient Settlements

43:35

15 WEIRDEST Known Materials

30:51

15 BIGGEST Power Plants on Earth

29:53

15 MOST ALIEN places on Earth

37:24

15 Canals So Vital - a blockage could crash the economy

28:04

15 Biggest Mazes in the World

36:28

15 Ancient Trade Hubs Lost to Sandstorms

36:01

15 BIGGEST Sand Dunes on Earth

35:31

15 Gigantic Moving Machines

40:53

15 Ancient Civilizations That SUDDENLY DISAPPEARED

40:03

15 Ships That Disappeared Without a Trace

34:34

15 Ancient Structures that STILL FUNCTION TODAY

34:39

15 FLOATING CITIES - currently under construction

46:16

15 BEST Natural Swimming Pools

38:23

15 Forests Growing on Volcanic Ash

31:33

15 Rocks Balanced in IMPOSSIBLE WAYS

37:13

15 Ancient Fortresses built in impossible locations

40:29

15 Natural Formations that look like FACES

35:56

15 MOST EXPENSIVE Places to Live

32:49

15 Lakes That Boil Naturally

36:57

15 Buildings Designed to Survive Apocalypse

34:47

15 MASSIVE Engineering Projects Currently Underway

38:02

15 Towns Built in PERFECT SHAPES

32:02

15 MOST EXPENSIVE Foods for Billionaires