Tree Houses - A Branch of American Dream

Away from parents, above the crowd, enjoying total freedom -- having a tree house can be every little kid’s dream. It can be anything from a few carefully-balanced boards to a specially constructed arboreal retreat. Workshops aimed at teaching people how to build tree houses have become widely popular in America in recent years. VOA’s Enming Liu and Lin Yang uncovered the luxury treetop dreams of participants at one such workshop in Pennsylvania.