Besides providing crazy-cool t-shirts, Chicago's Threadless evidently also provides a killer place to work. TravelChannel.com named Threadless an "extreme workplace," citing their 25,000-square-foot warehouse and production space where employees play Wii, bring it in intense ping-pong championships, and even rock out on an indoor skate ramp. Chicago photo blogger Joe M500 is interviewed about his recent photographic journey of the warehouse (and confirms its coolness) here.