Somewhere in the rocky hill streams of the Eastern Ghats, water drops over granite in a quiet cascade, pools beneath the shade of forest cover, and moves on toward the plains below. It looks, at first, like any other forest stream. Beneath the surface, it is holding onto something far older than the landscape around it. By Karthickeyen K.S. Estimated read time: 3–4 minutes The Eastern Ghats run for more than 1,750 kilometres along India's eastern flank, cutting through Odisha