Divination
How the Tim Powers method for secret histories keeps my creative juices flowing.
Lake Mead is the massive reservoir that was created when the Hoover Dam stopped up the Colorado river, creating a reliable supply of water for Las Vegas casinos .
As the western superdrought starves the region of water, Lake Mead's water level is falling to historically low levels, exposing the various things that people had consigned to its (seemingly) eternal depths.
Things like corpses.