Follow treehouse builder and expert, Pete Nelson of "Treehouse Masters", as he circles the globe in search of the biggest, tallest, and most sensational treehouses. Join the exciting treehouse revolution, and see how far treehouses have evolved.

From towering tribal treehouses built by hand using nothing but bamboo, to fully suspended biospheres in the sky, follow "Treehouse Master" Pete Nelson as he discovers treetop spaces in a journey into the past, present, and future of treehouse design.

Join Pete Nelson on a journey to explore ingenious treehouse designs and engineering feats of builders the world over. At the end of his adventure, Pete embarks on his very own epic treehouse engineering repair.

Pete heads to the Platte River Valley of eastern Nebraska to build a magical, towering treetop castle for a family that has decided to never grow up.