The ancient city of Mohenjo Daro is one of the oldest in the world. In danger of collapse. Archaeologists also discovered almost 100 years ago, but with a wealth 4,000 years ago, it was on the banks of the Indus River in the province of Sind in Pakistan, along with historical and Harappa it represents. The oldest civilization in Mohenjo Daro. means Mound of the Dead.