Lake Mead: shrinking waters uncover buried secrets and grisly finds

Sunken boat from second world war and at least three sets of human remains found in largest US reservoir - and more could follow

Drought has a way of revealing things. Receding waters can highlight the precarity of the crucial systems that keep societies functioning and expose hidden ancient cities.

In the case of Lake Mead, America's largest reservoir, diminishing waters have in recent months uncovered long buried secrets and other mysterious finds: at least three sets of human remains, including a body inside a barrel that could be linked to a mob killing, and a sunken boat dating back to the second world war.