The ephemeral beauty of rocks
by Ulf on August 11th, 2008Last week one of the famous rock arches of Arches National Park in Utah -called Wall Arch- collapsed from erosion under its own weight. These are before/after pictures of it:

Last week one of the famous rock arches of Arches National Park in Utah -called Wall Arch- collapsed from erosion under its own weight. These are before/after pictures of it:
