Evidence 600-Million-Year-Old Ocean Existed In The Himalayas – Found: High up in the Himalayas, scientists at the Indian Institute of Science (IISc) and Niigata University, Japan, have discovered droplets of water trapped in mineral deposits that were likely left behind from an ancient ocean which existed around 600 million years ago. https://www.ancientpages.com/2023/07/29/600-million-year-old-ocean-himalayas/