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Sulfur Crystals Created by Volcanic Activity in Lassen Volcanic National Park
Volcanic activity creates colorful hydrothermal features along the Bumpass Hell Nature Trail, such as these sulfur crystals, in Lassen Volcanic National Park, California, USA
Author: Lee H Rentz
© 2014 Lee H. Rentz, All Rights Reserved
Photo size: 1.5 Mpixels (4.29 MB uncompressed) - 1500x1000 pixels (5x3.3 in / 12.7x8.5 cm at 300 ppi)