This Trippy Playground Puts Normal Play Places to Shame

This crazy playground stucture is shaped like something called a "Klein Bottle," a mathematical model with only one surface, and no inside or outside. Designed by artist and architect Vito Acconci, it's going to be coming to a neighborhood in Miami in 2014. More »

CANON MEMC ELECTRONIC MATERIALS MICROSOFT MILLICOM INTL CELLULAR MOBILE TELESYSTEMS