Smithsonian magazine's 22nd Annual Photo Contest | Made possible through the support of MPB.com

9th Annual Smithsonian Magazine Photo Contest Travel
The travertine ridges forming the edge of the Grand Prismatic Spring in Yellowstone National Park appear molten from the algae that creates the colors in and around this amazing geothermal feature. Ta

The travertine ridges forming the edge of the Grand Prismatic Spring in Yellowstone National Park appear molten from the algae that creates the colors in and around this amazing geothermal feature. Taken from a hilltop south of the spring.

Photo Detail
Date Taken: 07.2010
Date Uploaded: 12.2011
Photo Location: Wyoming, United States of America
Copyright: © Joel Pond