Volcanic Plug Posted 2016/11/06 by Alexander S. Kunz Volcanic Plug at Panum Crater, Lee Vining, California, September 2016. Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Google+ (Opens in new window)Click to share on Pinterest (Opens in new window)MoreClick to share on Tumblr (Opens in new window)Click to share on Pocket (Opens in new window)Click to email this to a friend (Opens in new window) Related
