Go behind the design of the Mt. McKinley Princess Wilderness Lodge treehouse with interior designer, Christina!

Go behind the build of the Mt. McKinley Princess Wilderness Lodge treehouse with Pete!

Fast-forward the Treehouse Masters' build in Alaska for Mt.McKinley Princess Wilderness Lodge.

Go behind the build of singer Grace VanderWaal's "dream treehouse" with Pete!

Fast-forward the Treehouse Masters' sophisticated, sleek-and-chic treehouse in the heart of Dallas.

Go behind the design of the "Birdhouse" treehouse in Wisconsin with Christina.

Watch the "Birdhouse" treehouse in Wisconsin come to life in high-speed!

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Go behind-the-build of the Jeffersonian Honeymoon Suite in Virginia with Pete Nelson!

Fast-forward the Treehouse Masters' Jeffersonian Honeymoon Suite build in Virginia.

Go behind-the-build of the "Thrill 'n' Chill" Treehouse with Pete!

Fast-forward the Treehouse Masters' double-decker hideout in Texas Hill Country.

Go behind the build of the campers' glamping retreat in New Jersey with Pete Nelson!

Go behind the build of the team's first international treehouse in Norway!

Vanessa wanted to take her 16 year old treehouse from slumber parties to cocktail parties

Before she left for college, Naomi wanted to give her nieces and nephews a place to have adventures and experience nature like she as a child

Instead of building walls, Pete relies on a fabric treehouse kit to create a room on top the treehouse, but it turns out he's not a great fabric guy.

Charlie and Henry make a bet to see who can complete the stairs first. Loser has to sharpen pencils for the rest of the build.

Go behind-the-build of the "Thrill 'n' Chill" Treehouse with Pete!

This treehouses, on the brink of obliteration, will get a completely high-tech, bionic upgrade.

Pete takes us on a tour of the team's latest creation.

A behind-the-scenes tour of the Bionic Treehouse!

Pete takes a closer look at the treehouse that will be hopefully the first of many on a 23-acre lot in Washington.

Pete is in Walden, NY at Angry Orchard to build a treehouse in a burly 50-foot white pine.

Finding the right tree is serious business for Pete.

Pete is given a tour of the innovation cider house at Angry Orchard and learns the process by which hard cider is made.

Pete builds a customized bar and Tory adds in some fun, homey features.

Pete takes a closer look at the Swiss Family Surprise treehouse that the family will surely make good use of!

The consensus is that teaching eager, young students the craft of treehouse building is rewarding for everyone.

Pete takes us on a tour of his latest creation, an english cottage nestled in the trees.

Pete gives you a tour of this whimsical, magical, Boxtrolls-themed treehouse built especially for AJ.

Susan Gallagher attended one of Pete's treehouse workshops and now wants a treehouse of her own to retire to. They find the perfect spot in a spruce they've named Zeus.