The Xianren Bridge, also known as the Fairy Bridge, spans roughly 400 feet, making it the largest natural arch on Earth. The ...

Formed by wind and weather erosion, it's the largest natural sandstone arch in the Sedona area. As such, it is one of the busiest hiking trails in Sedona. In fact, it's not uncommon for the ...

Delicate Arch has to be the world's most famous natural arch. The opening beneath the arch is 46 feet high and 32 feet wide, making it the largest free-standing arch in the park, and over the ...

the world’s second-largest producer of natural gas, and the arch nemesis of the US and the West, has mineral wealth estimated to be valued at around $27 trillion. China, the world’s second ...

This 3.6-mile arch hike in Kentucky boasts beautiful views and incredible rock formations, including an impressive natural arch.

Arches National Park is a geological marvel that holds the world’s largest concentration of natural sandstone arches and has many spectacular viewpoints and hiking trails. The successful timed-entry ...