Treehouse at Kilauea Volcano, Hawaii

This stunning custom designed treehouse was built by the guys from Treehouse Masters on TV. This place looks like a scene from Jurassic Park, there are an abundance of hiking trails, the area is set adjacent to Hawaii Volcanoes National Park. The treehouse has been built on two levels, connected by a ships ladder. The comfortable accommodation includes an outdoor shower and a hot tub. $255 per night. Link