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How Do Your Checked Bags Actually Get on the Plane? (02:36)
What Ultra High Speed Penguin Footage Reveals About Pliosaurus (02:51)
The Colonial Settlement That Vanished Into Thin Air (02:10)
Ways to Avoid Losing Oxygen in a Submarine (02:30)
These Gentle Giants Would Rather Be Left Alone (02:17)
This Man Controls the Ways You Walk in Airports (02:47)
Did Atlantis Really Have Indoor Plumbing? (03:36)
Muhammad Ali's Brother on Racism and the Medal Myth (01:37)
This Is Martha, the World's Last Known Passenger Pigeon (02:48)
The Entire Bay of Santorini Is an Active Volcanic Crater (03:31)
The Civil War Prisoner Camp That Became a Place of Horror (03:19)
How the Largest Flying Bird of All Time Stayed Airborne (03:55)
The One Place JFK Felt He Could Be Alone (01:23)
How 60 Million Bison Became 1,000 in a Century (02:27)
A Breathtaking 110-Mile Alaskan Railroad Built in Two Years (01:22)
The World's First Camels Roamed...South Dakota? (01:42)
The Three Ways to Test if Something Is Truly Solid Gold (03:09)
What the Oregeon Trail Looks Like Today From Above (02:10)
Scorpions Choose Their Mates by Dancing With Them (02:11)
Magnificent Leaf Homes Woven by Australian Green Ants (02:50)
What's the Waggle Dance? And Why Do Honeybees Do It? (02:49)
The Spectacular Draw of Devils Tower National Monument (01:17)
Can Tree Rings Explain the Demise of a Lost Civilization? (02:19)
The Best Way to Find IEDs? (03:34)
What Really Happened to Wilt Chamberlain's 100-Point Ball? (03:21)
Why This Giant Puerto Rican Fort Kept Growing (02:05)
A Secret Refuge for Elk Thought to Be Extinct (02:11)
How Was the Grand Canyon Formed? (02:20)
How to Unroll a Dead Sea Scroll Without Destroying It (02:57)
Was King Tut's Tomb Built for a Woman? (03:40)
This Bug Wears Its Victims' Carcasses as Camouflage (02:01)
Breathtaking Views of the Largest Glacier in North America (02:01)