Future of the Past

As the wooden piles under Amsterdam begin to rot, water levels rise in Venice. The 4,500-year-old ruins of Mohenjo-daro flood in Pakistan. Compaction of peat soil in northern England is causing Hadrian's Wall to collapse. The bricks of excavated Babylon are exploding as a result of increasing salt levels. Melting permafrost in Siberia is endangering the ancient burial mounds of the Scythian civili...