Lake Mead’s drought exposed parts of the lake bed that were once 175 feet underwater. Areas that had been too deep for scuba diving became walkable. The experience felt quiet, vast, and unsettling.

On a barge in lake mead, in Nevada, under a scorching sun, Dave Conlin pulled on long underwear, wool socks and a fleece jacket and pants. He donned an insulated drysuit over all that, strapped two ...

Water levels in the largest water reservoir in the United States have dropped to record lows amid an ongoing drought. Lake Mead's water levels have dropped so low that its mineralized shores, once ...