Dead trees on a salt-encrusted flat left by the falling level of the Salton Sea, Sonny Bono Salton Sea National Wildlife Refuge, Calipatria, California, USA, North America

Dead trees on a salt-encrusted flat left by the falling level of the Salton Sea, Sonny Bono Salton Sea National Wildlife Refuge, Calipatria, California, USA, North America

A dead fish, a victim of declining water levels, on the shore of the Salton Sea in the Sonny Bono Salton Sea National Wildlife Refuge, Calipatria, California, USA, North America

"Sand pattern with salt deposits, bank of the Great Salt Lake, Salt Lake City, Utah, USA"

"Detailed view of salt deposits on the salt marshes, central Death Valley, Death Valley National Park, California, USA"

"Detailed view of salt deposits on the salt marshes, central Death Valley, Death Valley National Park, California, USA"

"Detailed view of salt deposits on the salt marshes, central Death Valley, Death Valley National Park, California, USA"

"A bird and shore flies (Ephydra hians), Tufa Rocks, calc-tuff rock formations, Mono Lake, a saline soda lake, South Tufa Area, Mono Basin and Range region, Sierra Nevada, California, USA"

"California Gull (Larus argentatus californicus) feeding on Brine shrimps (Artemia monica), sourrounded by shore flies (Ephydra hians), Mono Lake, a saline soda lake, South Tufa Area, Mono Basin and Range region, Sierra Nevada, California, USA"

"Tracks created by the mysterious moving rocks at the """"Racetrack"""", a dry lakebed or playa, Death Valley, Death Valley National Park, California, USA"

"Tracks created by the mysterious moving rocks at the """"Racetrack"""", a dry lakebed or playa, Death Valley, Death Valley National Park, California, USA"

"Tracks created by the mysterious moving rocks at the """"Racetrack"""", a dry lakebed or playa, Death Valley, Death Valley National Park, California, USA"

"Track created by one of the mysterious moving rocks at the """"Racetrack"""", a dry lakebed or playa, Death Valley, Death Valley National Park, California, USA"

"Track created by one of the mysterious moving rocks at the """"Racetrack"""", a dry lakebed or playa, Death Valley, Death Valley National Park, California, USA"

"Track created by one of the mysterious moving rocks at the """"Racetrack"""", a dry lakebed or playa, Death Valley, Death Valley National Park, California, USA"

"Salt deposits, Owens Lake, near Keeler, California, United States, North America"