Dampness is still visible in the bases of walls and the main stupa at Mohenjo Daro, the last surviving remnants of the 5,000-year-old Indus Valley Civilization, which has been badly affected by the recent rains and flooding in Pakistan. Curators are busy restoring the walls of several pre-historic cells through "original technique and likewise materials" to save the remnants from further erosion, bulging, and tilting. Mohenjo Daro, also known as ...