POTD: Making Fossils #2 Leave a Comment / By lgb / February 5, 2013 Making Fossils #2 Yellowstone National Park, Wyoming 2013 Some pine cones and part of a tree branch being coated with calcium carbonate deposits in a hot springs pool at Mammoth.]]>
Making Fossils #2
Yellowstone National Park, Wyoming
2013Making Fossils #2
Yellowstone National Park, Wyoming
2013