Swirling Op-Art On The High Trestle Trail Bridge

By day the High Trestle Trail Bridge in Des Moines, Iowa looks pretty normal, aside fr...  ...steel beams above the footpath, but at night the bridge lights up and blows minds.Here's more on this bri...  ...blows minds.Here's more on this brightly glowing bridge :Towering 13 sto...

http://www.neatorama.com/2012/11/06/Swirling-Op-Art-On-The-High-Trestle-Trail-Bridge/