Eric calls a meeting with his younger brothers to discuss their father's unstable condition.
(03:05)Fellow Roma families all pitch in some cash for the new couple.
(03:05)Big Cats are successful in taking down big prey when attacking in packs.
(02:17)When in captivity, big cats can create genetic mutations resulting in several rare breeds.
(01:53)Illegal contraband meet their demise when confronted by the grinder.
(01:42)Fifteen days before his assassination Lincoln has an ominous dream forewarning of his own demise.
(01:24)John Wilkes Booth likens himself to Brutus rising up to assassinate Caesar.
(02:05)The guys use an antique sluice to find gold nuggets in Montana.
(02:18)The guys search a front yard in the French Quarter looking for Mardi Gras tokens.
(02:10)Marty and his inexperience take on river currents with deadly consequences.
(02:27)Dallas Seavey, the youngest ever Iditarod champion, brings a racer's sense for speed and efficiency to the expedition.
(01:08)Veteran Mountain Guide Willi Prittie brings a wealth of wilderness knowledge to the group of explorers.
(00:00)Cosmos: A Spacetime Odyssey, the global television event is coming soon!
(03:18)We view Earth from space and examine the traces of life on its surface.
(02:31)Casey finds two tangled moose antlers that got stuck together during a fight.
(01:53)Something big is on the end of the line, and Zeb hopes it’s the bull shark he’s been looking for.
(01:13)A local monk shows Zeb his pool full of giant fish from all over the world.
(02:12)Ken hopes to start off his season on the right foot by making a big payday on his first gold sell.
(02:15)Which explodes first when pumped with air? A basketball, an inner tube, or a soda bottle?
(02:09)Nat Geo presents an entirely new take on the story you thought you knew.
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