Stromatolites: The Earth’s oldest living lifeforms | BBC Travel

Stromatolites, which according to records has first appeared around 3.5 billion years ago, are very rare today. The oldest stromatolites are in Western Australia, specifically in Lake Thetis, which is just more than 2m deep and double the salinity of the sea. The lake is open every day of the year, but everyone is expected to protect and respect them.

Source: http://www.bbc.com/travel/story/20210117-stromatolites-the-earths-oldest-living-lifeforms?ocid=global_travel_rss&referer=https%3A%2F%2Ffeedly.com%2F