Proof of wetlands, ancient life on the Utah Test and Training Range
Daron Duke, Far Western Anthropological Research Group project leader, directs a team of archaeologists at a dig site on the Utah Test and Training Range, July 13, 2016. Recently, the team discovered a 12,300-year-old hearth—an archaeological “feature”—and artifacts, which they have been excavating for two weeks. (U.S. Air Force photo by Todd Cromar)

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Photo by: Todd Cromar |  VIRIN: 160713-F-LS255-074.JPG