The blue holes in South Abaco are historical , cultural and geological treasures. They have the names after the appearant blue color of the surface water in some of them.
simply said , the blue holes are made by several erosional
processes. There are inland blue holes and marine blue holes.
One of the most famous blue holes are Sawmill Sink. It is an inland blue hole , about 110 feet deep. It special due to the fossils of tortoise and crocodiles that has been found there.
You can swim in Sawmill Sink, but no diving
Dan's Cave and Ralph's Cave are famous underwater caves , still being explored. They both have beautifull "crystall "rooms. You wil be able to see the entrances and to swim there.
These blue holes
and caves are now made National Parks for protection and conservation
There are 2 spices of bats that can be observed; big headed bat and Buffy flower bat
We usually combine the blue holes/
caves with finding and photographing our famous Parrot.
bring a towel for your swim in Sawmill Sink