Utah's gorgeous natural arches are wonders to behold. However, the same processes that formed them are still at work, so we should enjoy them while we can.

In this high desert region of the American Southwest, arches and natural bridges are common in the soft red sandstone. Some 300 million years ago, these vast lands were covered by shallow, inland ...

Kentucky’s Natural Bridge is a sandstone arch that stands 6 1/2 stories high and may be a million years old. Situated in the Eastern Kentucky mountains and one of four Kentucky state parks, ...

The Natural Arch had several weak points and Hammons pointed out more on Friday afternoon. "It's not a strong rock," said Hammons, who crushed a large rock with his bare hand.

Several of the top 20 largest natural arches in the world are located in Utah. The world's largest natural arch, spanning 400 feet, is the Fairy Bridge near the Buliu River in Guangxi, China.

An iconic natural rock formation that appeared in Game of Thrones is no more. The Azure Window, a natural arch off the coast of Gozo in Malta, collapsed into the sea on March 8. The incident was a ...

Malta’s iconic Azure Window – a natural arch featured in films and television series including “Clash of the Titans,” “The Odyssey,” and “Game of Thrones,” – has collapsed.