Wouldn't mind staying there for...oh...ever. :-)
Free Spirit Spheres. Situated among the tall trees in the rainforest of Vancouver, Canada, these handmade tree house spheres are suspended in the air with winding ropes.
Will that be a room for one? Next time I am in the neighborhood, I'm staying here! Shiroi Koibito Park, Hokkaido, Japan. (Look closely, and you'll see the little face carved into the tree.) ~~ Houston Foodlovers Book Club
Treehouse with the sound of water too!
Lake Nest Treehouse by Roderick Romero Treehouses, via Flickr
Tree house in Chino Nagano Japan
Awesome restored church