» more from CNBC Slideshows

Swiss Chalet

Location: The Olympic Peninsula, Washington

This small-scale charmer built in 2005 by Treehouse Workshop has a kitchenette, a bath, a sitting room with fireplace, balconies, and it sleeps four. It has a window seat accessible by ladder, and the house itself is accessible by ramp, which was built using salvaged Madrona logs.

Photos: Treehouse Workshop