Well, clearly my week away attempting mediate between Trump and Iran was fruitless, so I'm back. And how better to mark that with this mysterious, unlabelled slide.
However ... This is a view of the Hoover Dam, a concrete arch dam located on the border between Arizona and Nevada.The dam, constructed between 1930 and 1936, impounds the Colorado River to form Lake Mead, one of the largest artificial lakes in the world.The structure is 726 feet (221 meters) high and 1,244 feet (379 meters) long, serving purposes such as flood control, hydroelectric power generation, and agricultural irrigation.
