Throughout history, mankind has built amazing structures, engineered to overcome unique challenges. Now, a new class of super structures are taking on the impossible: the largest moveable building in history, a super-tall skyscraper built to withstand killer earthquakes, a next-generation sports stadium inspired by an ancient Roman temple, and a bridge being raised while it stays open to traffic. This is Project Impossible: Super Structures.

A new class of superstorms could cause great cities like New York to simply disappear. On this episode: Venice flood barrier; underground Tokyo water diversion tunnels; storm defense; Tsunami Machine.

Scientists all over the world work to keep the lights on as energy consumption continues to increase.

As humans push even further into the world's most extreme environments, a new breed of tools, like a polar survival suit, allow us to go even further.

Toppling giants of concrete and steel is dangerous and deadly. In demolition, one mistake can cost you your life. On this episode: imploding a casino; dismantling chemical weapons; tripping a silo.

America has a history of building the impossible. Across the nation, a new generation of impressive projects is underway. On this episode: New Tappan Zee Bridge; Los Angeles Subway; New Orleans pump station; Mount Rushmore preservation.