Videos: Travel

Richard Ambrose and Jonny Phillips journey underground to tour London's sewers. This extensive sewage system handles over 25 million tons of human waste annually, while coping with cooking-fat blockages and rats.

May 22, 2013 € Quick: Because Earth bulges at the Equator, the point that is farthest from Earth's center is the summit of a peak in Ecuador. Name this peak. Get the answer and see the climax of the 2013 National Geographic Bee, hosted by Jeopardy's Alex Trebek. This Bee marks Trebek's final time as host after 25 years.

May 22, 2013 € Quick: Because Earth bulges at the Equator, the point that is farthest from Earth's center is the summit of a peak in Ecuador. Name this peak. Get the answer and see the climax of the 2013 National Geographic Bee, hosted by Jeopardy's Alex Trebek. This Bee marks Trebek's final time as host after 25 years.On TV: Tune in to the 2013 National Geographic Bee on Thursday, May 23 on the National Geographic Channel and Nat Geo WILD.

Jose Blanco heads up production and fabrication of all the coral inserts for Living Colors award winning tanks.

Senior Project Manager Ben Alia is responsible for everything from initial design to final installation of the tanks.

In honor of the legendary host's 25 years with the Geo Bee, we've rounded up some of our favorite clips.

With its strong jaws and swift bite, the snake seems to have the advantage in this matchup. But this nonvenomous garter snake is no match for a shrew armed with venom.

Teams compete to reel in the biggest fish. Using a baiting technique called € chunking, € two teams think they stand the best chance at a win.

Young Dysen and his brother were playing in the backyard, when he was struck by one of the deadliest snakes in Australia.

Nick was swimming with his dogs when he stepped on something strange which caused him excruciating pain and his foot to bleed profusely.

Monty reels in a surprise, but will it get him the win?

John and Krusty are Living Color's best install team, but after 4 years they seem to have had enough of each other.

The trap to snare infamous drug smuggler and racketeer Howard Marks, aka € Mr. Nice, € is set.

Francis Yupangco is Living Colors 'Fish Geek' and is responsible for acquiring and caring for all the fish stock.

Francis and Jose mix like oil and water, sometimes it seems like they don't even speak the same language.