Tonto Natural Bridge is a natural arch in Arizona, USA, that is believed to be the largest natural travertine bridge in the world. Tonto Natural Bridge stands over a 400-foot-long (120 m) tunnel that measures 150 feet (46 m) at its widest point and reaches a height of 183 feet (56 m).
Categories & Keywords
Category:Travel and Places
Subcategory Detail:United States of America
Keywords:Arizona, Arizona State Parks,, Payson, Tonto Natural Bridge, bridge, travertine