A new Taschen book spotlights 62 architect-designed tree houses—from floating globes and steel cubes to net terraces and ...

Barbara Butler has spent nearly four decades building tree houses all across the country. But when the Hayward-based timber expert spoke to SFGATE on Tuesday, she started the call with bewilderment.

One hundred feet down a suspended footbridge and 20 feet into the branches of a massive silver maple tree, you pass through a rustic wooden entryway to a one-story structure and end up feeling a world ...

The tree house I lived in that summer was decidedly unspectacular. It was more of a tree hovel, really. The floor was a large sheet of graffitied plywood, and the roof was covered with a pair of heavy ...