Sipapu Bridge is a natural bridge or arch located in the Natural Bridges National Monument in the U.S. state of Utah. The bridge spans White Canyon.
Sipapu was long reported to have a span of 268 feet by the National Park Service, ranking it as the fourth longest natural arch in the world. A more accurate measurement obtained by laser survey in 2007 revealed the measurement to be a significant overstatement. The Natural Arch and Bridge Society has published a revised span of 225 feet, demoting the arch to a thirteenth place ranking.
Based on specific criteria that separate natural arches from natural bridges, Sipapu is the sixth longest natural bridge after the more famous Rainbow Bridge also located in Utah, and four Chinese natural bridges—all longer than Rainbow Bridge—which were…