A six-member team of expert builders and designers travels the country to build luxurious, custom treehouses.

From construction to completion, Extreme Homes takes a personal tour of some of the most extraordinary homes in the world and reveals how each eccentric homeowner pushed the envelope as far as possible.

Little chefs with tremendous ambition take over the Chopped Kitchen to make unforgettable meals from mystery ingredients. Each young chef brings energy and originality, but only one will be declared champion.

Carnival Eats celebrates today's modern gastronomic freak show and takes you on an international, food-frenzied roller coaster of culinary delights, to the new epicenter of carnival life - food!

Buyers get help searching for their dream homes on the sand in exquisite beach destinations. Along with their agents, they tour properties before choosing homes that fit their budgets and wish lists.

Eight kid bakers contend for the title of Kids Baking Champion. Duff Goldman and Valerie Bertinelli lead these talented young bakers through tasty challenges designed to find the most impressive and creative baker.

How the Universe Works shows you how the cosmos is designed, built, and actually works. See as never before the inner workings of our world, and explore black holes, supernovae, neutron stars, dark energy, and all the titanic forces that make us who we are.

Have you ever wondered how aluminum foil is made? From adhesive bandages to contact lenses, find out how many of the everyday objects we use become the things they are.

Some of the world's most incredible engineering projects now lie in ruins. These deserted places are home to extraordinary mysteries and untold secrets, and we revisit them to understand how they were built, and why they were abandoned.

Satellites orbit Earth at 17,000 miles an hour, capturing images of our world that are breathtaking, but some are bizarre. This unique perspective reveals objects that seem to make no sense & phenomena that defy explanation. Such images force the question, what on Earth is that?

Space's Deepest Secrets shares the stories of the men and women who pushed their ingenuity and curiosity beyond the limits to uncover some of the most groundbreaking findings in the history of space exploration.

This is BattleBots, where competitors design and operate remote-controlled armed and armored machines designed to fight in an arena combat elimination tournament.

Oddities dives into the weird world of strange and extraordinary science artifacts through the eyes of the proprietors of New York's Obscura Oddities.

Buckle up as Richard Hammond takes viewers on the ride of their lives to spotlight engineering at its finest with the biggest structures in the world.

Would you know what to do if stranded and left to survive in some of the world's harshest enviroments? Follow Les Stroud, survival expert, as he spends seven days alone without food, water or equipment, exploring the Rocky Mountains, the Artic, and the Costa Rican jungle.

What will first contact look like? The question has perplexed scientists and sci-fi writers for more than a century. Alien Encounters lays out a plausible hypothetical scenario for a first contact event.

The Bermuda Triangle is home to some of the most fascinating unsolved mysteries on Earth. This remote territory in the Atlantic Ocean has been the subject of notoriety and legend as countless ships, planes and human lives have been lost in its waters. Now, a team of savvy boat captains and experienced divers seeks to unravel some of the biggest secrets surrounding the Bermuda Triangle in Curse of the Bermuda Triangle.

A new, cutting-edge archaeological investigation might reveal the long-lost tomb of Attila the Hun, and with the help of the latest science, experts follow newly unearthed leads to a potentially history-changing discovery.