There’s a song that goes “we could build a house, we could plant a tree … ” but nowhere in that song does the potential of a house in a tree appear. It’s too bad, because treehouses can be a fun way ...

Custom design your structure based on the tree itself, and don’t hesitate to consult a professional when needed. By Malia Wollan “Choose the right tree,” says Dustin Feider, whose company O2, based in ...