Delicate Arch, the most widely recognized of Utah’s more than 6,000 natural arches, is seen in Arches National Park near Moab, Sept. 22, 2020. (AP Photo/Hannah Schoenbaum) ...

The Double Arch, center, after the collapse, Friday, August 9, 2024, in Rock Creek Bay of the Glen Canyon National Recreation Area, Utah. (Jacob E. Ohlson/National Park Service via AP) ...

This photo provided by the National Park Service shows the Double Arch, center, after the collapse, Friday, August 9th, 2024, in Rock Creek Bay of the Glen Canyon National Recreation Area, Utah.

Delicate Arch, the most widely recognized of Utah's more than 6,000 natural arches, is seen in Arches National Park near Moab, Sept. 22, 2020. (AP Photo/Hannah Schoenbaum) ...

This photo provided by the National Park Service shows the Double Arch, center, after the collapse, Friday, August 9th, 2024, in Rock Creek Bay of the Glen Canyon National Recreation Area, Utah ...

This photo provided by the National Park Service shows the Double Arch, center, after the collapse, Friday, August 9th, 2024, in Rock Creek Bay of the Glen Canyon National Recreation Area, Utah ...

A climber even scaled Delicate Arch, the most widely recognized of Utah’s more than 6,000 arches, leaving rope grooves in the sandstone that Garthwait said can still be seen today.