A Map Reveals How Much of London Actually Lurks Below the Earth

Much of a city's history is written in its architecture, its infrastructure, and even its natural geographical features. Over time, however, much of that history is lost. Buildings are leveled, and rivers and subway lines are entombed in the ground, interred forever to make room for taller buildings, wider roads, and… » 5/16/12 11:33am 5/16/12 11:33am