Shipbuilders build a state-of-the-art ship that can brave the Arctic Ocean.

Engineers battle earthquakes and heat to build a 3,500-foot-long bridge.

Engineers build the fastest and most advanced trains in the world.

Experts reveal how tech makes the world's wildest roller coaster possible.

One of the largest and most advanced cruise ships braves rough seas.

Josh Gates explores Discovery's brand-new streaming platform, discovery+.

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Bees get fearless explorer Coyote Peterson's head buzzing.

Josh sets sail for Florida chasing the long-lost treasure of Jose Gaspar.

A Boomer, a Millennial and a Gen-Xer face three grizzly bears.

Jane hunts caribou in the Arctic Circle ... alone.

The Pantheon is a 2,000-year-old temple with a dark secret. Today, using cutting-edge archaeological methods and brand-new evidence, experts look beneath the streets of Rome to find out why it was built and how it survived so long.

Experts investigate myths of a secret portal to hell in Hierapolis.

Experts travel inside ancient mounds to investigate the legend of Midas.

Test pilots and engineers embark on the first flight of the largest airplane ever built: the Stratolaunch, a one-of-a-kind aircraft designed to transport rockets, spacecraft and experimental hypersonic planes into the stratosphere.