Granaries Road Canyon, UT 2014 From Peter Alwyn York's Portfolio
Washington Park #34 Denver, CO 2014 From Peter Alwyn York's Portfolio
Washington Park #4 Denver, CO 2014 From Peter Alwyn York's Portfolio
Ruin at Fishmouth Cave Comb Ridge, UT 2009 From Peter Alwyn York's Portfolio
Honeycomb Ruin Montezuma Creek, UT 2014 From Peter Alwyn York's Portfolio
Washington Park #11 Denver, CO 2014 From Peter Alwyn York's Portfolio
Washington Park #15 Denver, CO 2014 From Peter Alwyn York's Portfolio
Moon House Interior Cedar Mesa, UT 2009 From Peter Alwyn York's Portfolio
T-Door Chaco Culture National Historical Park, NM 2004 From Peter Alwyn York's Portfolio
Tower House Ruin Butler Wash, UT 2014 From Peter Alwyn York's Portfolio
Doorway and Metate Chaco Culture National Historical Park, NM 2004 From Peter Alwyn York's Portfolio
Washington Park #45 Denver, CO 2014 From Peter Alwyn York's Portfolio
Junction Ruin Grand Gulch, UT 2014 From Peter Alwyn York's Portfolio
Granary Road Canyon, UT 2014 From Peter Alwyn York's Portfolio
Washington Park #26 Denver, CO 2014 From Peter Alwyn York's Portfolio
Ceiling House Ruin Road Canyon, UT 2014 From Peter Alwyn York's Portfolio
Ruin in Fish Canyon Cedar Mesa, UT 2014 From Peter Alwyn York's Portfolio
River House Ruin Site San Juan River, UT 2014 From Peter Alwyn York's Portfolio
Washington Park #6 Denver, CO 2014 From Peter Alwyn York's Portfolio
Washington Park #31 Denver, CO 2014 From Peter Alwyn York's Portfolio