Building the Impossible - Season 3

Season 3

Episodes

Oil Rig
Rob Bell uncovers extraordinary feats of lighthouse engineering on both sides of the Atlantic, tackling the world's busiest shipping lane, discovering oil rigs and setting sail in search of America's first lighthouse. Rob meets local seafarers and lighthouse keepers to hear stories of shipwrecks - discovering extraordinary feats of bravery, ingenuity and design as he continues to crack the code of these enigmatic structures.

The Hoover Dam
From stormy seas to the land-locked Mojave Desert, Rob Bell discovers the amazing story of how the mighty Colorado river was tamed and how the Hoover Dam was built. The presenter abseils down the canyon to find out how to help maintain the turbines, and gets his hands dirty with an alien species that threatens the dam's future.
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Alien: Earth
When a mysterious space vessel crash-lands on Earth, a young woman and a ragtag group of tactical soldiers make a fateful discovery that puts them face-to-face with the planet's greatest threat. As members of the crash recovery crew search for survivors among the wreckage of a mysterious crashed space vessel, they encounter mysterious predatory life forms more terrifying than they could have ever imagined. With this new threat unlocked, the search crew must fight for survival and what they choose to do with this discovery could change planet Earth as they know it.

Signs of a Psychopath
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Jeopardy!
Jeopardy! is a classic game show -- with a twist. The answers are given first, and the contestants supply the questions. Three contestants, including the previous show's champion, compete in six categories and in three rounds (with each round's "answers" being worth more prize money).