On Thursday, the life of a natural stone arch came to an end ... the “Toilet Bowl” — was a favorite of visitors to Glen ...

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Aerial image of Glen Canyon Dam, a concrete arch on the ... Pete McBride Gregory Bridge, a natural sandstone arch, has been hidden underwater since the late 1960s. This summer, boats motored ...

Formed by wind and weather erosion, it's the largest natural sandstone arch in the Sedona area ... visit the U.S. Forest Service website. Verde Canyon Railroad Adventure Package ...