Pete heads to Dogwood Canyon, a 10,000 acre nature preserve in Missouri. Despite a tight Christmas deadline, Pete and his team create a two-story hands-on learning haven with a giant copper-topped turret turret that can endure thousands of visitors.

Pete and the crew saddle up and ride on down to Leakey, TX to build a colossal, Texas-sized treehouse. He rounds-up the magnificent seven of cypresses alongside the banks of the Frio River and builds a treehouse with the longest bridge in NTandS history.

Pete and his team embark on a quest to an idyllic farm in Waxhaw, NC with orders to craft an elegant English retreat with a hanging bed fit for a queen. But one thing might stand in the way of Pete and his holy grail of pastoral treehouse builds...goats!

Pete connects with old friends in Canton, NC to build them Zen-like sanctuary in the trees. Battling a record-fast 9-day build window, the team stays calm in constructing a retreat 15-ft high with a picture perfect view of the Blue Ridge Mountains.

Pete and his crew gather 'round the campfire to answer questions from fans, and recall the most magnificent builds, heartwarming memories, and downright ridiculous moments they've enjoyed in the world of treehouses.

Pete designs a ski chalet treehouse that glistens as bright as the freshest powder atop a black diamond run! The 20-ft high winter retreat comes complete with a secret bedroom and a double-sided fireplace to keep guests warm both inside and out.

Pete passes the torch to Roderick to tackle a build on land with six generations of history. A whimsical staircase wrapped in branches leads up to a hexagonal tower with colorful stained glass windows, and a platform that boasts 360 degree views.

Adventurous Texas family, living on a 200-acre ranch, want a camouflaged tree house that also serves as a guest house.

A modern marvel in Georgia features a 205-foot zip line. Also: Pete visits Dale Earnhardt Jr. to check out his tree house.