(businessinsider.com) – Droughts this year have been widespread around the world and are revealing old sites, human remains and shipwrecks. Lake Mead in Nevada has revealed two sets of human skeletal remains, the river Danube, in Serbia has exposed the hulks of a number of German warships from WWII and receding waters in Iraq’s Tigris River has revealed a 3,400 year-old city. Read More