Originally developed by Dutch designer Dré Wapenaar—who was commissioned by a non-profit to make the lives of tree-sitting activists a little easier—these tear-shaped tents hang suspended several feet off the ground. Though never actually used to stop chainsaws, since 1998 they've been in use at the Hertshoorn campsite, sleeping up to a family of four on the interior platform, which has about a nine foot …
Treetents
