Rocks, willows, and Reflections, Barker Dam, morning. Joshua Tree National Park, California, USA. http://www.terragalleria.com/parks/np-image.jotr32755.html Old Joshua tree (scientific name: Yucca brevifolia). Joshua Tree National Park, California, USA. http://www.terragalleria.com/parks/np-image.jotr32761.html Photographer at Barker Dam. Joshua Tree National Park, California, USA. http://www.terragalleria.com/parks/np-image.jotr32760.html Rockpiles and reflections, Barker Dam, dawn. Joshua Tree National Park, California, USA. http://www.terragalleria.com/parks/np-image.jotr32746.html Boulders at dusk, Jumbo Rocks. Joshua Tree National Park, California, USA. http://www.terragalleria.com/parks/np-image.jotr32721.html Rock formations reflected in Barker Dam Pond, morning. Joshua Tree National Park, California, USA. http://www.terragalleria.com/parks/np-image.jotr32758.html Tall rockpile. 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