Terry sent a link to a 22 min. Video on the development of the Columbia gorge.
Have a look.
Saturday, March 14, 2015
Thursday, March 12, 2015
Sunday, February 15, 2015
Friday, February 13, 2015
Great slow motion Landslide from the Landslide Blog.
Val Parghera:- A fascinating stop motion video of a large rockslide - The Landslide Blog - AGU Blogosphere