The remarkable rock formation was created after two limestone
sea caves collapsed.
Not exact matches
The Blue Hole was a
cave system formed in the last Ice Age and, when the
sea began to rise again, the
caves flooded and the roof
collapsed, creating a sink hole over 400ft deep.
There's also the Inland
Sea, which was once a huge
cave until the roof
collapsed.
A blue hole is formed when part of the roof of a
cave collapses and a passage from the
sea floor to the
cave is formed.
Sea cave chambers sometimes
collapse leaving a «littoral sinkhole».
Small peninsulas or headlands often have
caves that cut completely through them, since they are subject to attack from both sides, and the
collapse of a
sea cave tunnel can leave a free - standing «
sea stack» along the coast.
As
sea levels rose during the last Ice Age, the
cave flooded and its roof
collapsed into this sinkhole resulting in a marine wonder known for its sparkling blue waters, wealth of coral formations, sharks and fish, and deep
caves filled with stalactites.