fraser island

70km of sand dunes date from the mysterious preserved Ice Age at the bottom of the sea
According to the latest study, the dunes identified in the last Ice Age are still hidden in the ocean off the east coast of Australia.
The most terrifying waters in the world
The list of the 6 most dangerous and scary seas in the world is voted on based on the natural properties of the sea as well as the types of poisonous creatures capable of attacking