Dating back to sometime between 25 and 40 million years and sitting on a 200 meters long stretch is a fossilized shell fish cemetery, Limestone deposits in the surrounding water covered the shell fish and fossilized them, it is one of only three cemetery’s like this discovered in the world today. If you like geology then this has to be visited whilst you are in Krabi. There is also a Chinese temple which you can visit as well as mangrove forests in the area.

Cr. https://www.thecrazytourist.com/top-25-things-to-do-in-krabi-thailand/