All photographs copyright (2003-2013) by Kris H. Light

<b>Obsidian Dome</b>
Obsidian Dome
I always read about a new area before we visit. I was glad I learned about this fascinating place called Obsidian Dome. The area east of the Sierra Nevada mountains near Mammoth Lakes has a spectacular history of volcanic activity. This large dome is made of black volcanic glass called "obsidian".