The Utah – Nevada Ignimbrite Flareup of 30 Ma

Caliente, Nevada, center of a massive ignimbrite flareup some 30 Ma http://plantsandrocks.blogspot.com/2012_10_01_archive.html

Perished in Style – Ritter Island, P.N.G.

Ritter Island, 9/2010 © John B. Dikaung (via Panoramio, Peter John Tate)