Known. The page shows a small bronze figure called the Dancing Girl.
Mohenjo Daro is in Pakistan. The page says the city reached its peak around 2500 BC and seems to have ended around 1900 BC. Tens of thousands of objects were found there, including figures of dancers. The article shows a bronze statuette called the Dancing Girl, kept at the National Museum in New Delhi.
People still do not know why the city came to an end.