The collapse of the popular Glen Canyon arch formation calls into question the stability of some of Utah's other arches. Arches National Park, for instance, has over 2,000 natural arches and bridges.

Best of all, since this arch isn't situated within the national park, it's free to explore. Hell's Revenge 4x4 Off-Roading Tour from Moab (2708 reviews) Arches National Park 4x4 Adventure from ...

Visitors recommended hiking past the Landscape Arch to the Double O and Partition arches if you have the time and stamina. Both sights are located beyond Landscape Arch and the trails to each are ...

It's the first American arch bridge to be constructed from segments of pre-cast concrete, a highly economical material. Two graceful arches support the roadway above. Usually arch bridges employ ...

It's hard to be sure when (or why) the first arch was built. We do know that the Romans of the last few centuries BCE were building "triumphal" arches to welcome their military heroes home from war.