Grand Canyon National Park: Rockslide in Canyon: Aug. 23, 2012
This photo link
just came across on the GCPBA list, thought I'd share as folks have been enjoying the rockfall story.
Nothing in the world is more yielding and gentle than water. Yet it has no equal for conquering the resistant and tough. The flexible can overcome the unbending; the soft can overcome the hard. - Lao Tse