Twin Sisters

Twin Sisters

Detailed Description


The Twin Sisters are both massive outcrops of granite, however the "left sister" consists of 2.5 billion year-old granite whereas the "right sister" consists of 30 million year-old granite. The Twin Sisters are near the southern boundary of City of Rocks National Reserve (Strickand and others, [2008]).


Image Dimensions: 800 x 600

Date Taken:

Location Taken: US