"The Bridge to Nowhere is an arch bridge that was built in 1936 north of Azusa, California in the San Gabriel Mountains. It spans the East Fork of ..." wikipedia.org
"This hike features multiple river crossings, plenty of opportunities to swim, historic sections of visible roads and tunnels, and the Bridge to Nowhere..." google.com
"Full write up at <a href=http://www.modernhiker.com/2008/08/11/hiking-the-east-fork-of-san-gabriel-river-to-the-bridge-to-nowhere/">Modern Hiker</a>. ..." everytrail.com