What’s at the bottom of the Great Blue Hole, a massive underwater sinkhole off the coast of Belize?
In the winter of 2018, a submarine crew from Aquatica Submarines ventured to the bottom of the hole and made some unexpected discoveries.
[Youtube]
What’s at the bottom of the Great Blue Hole, a massive underwater sinkhole off the coast of Belize?
In the winter of 2018, a submarine crew from Aquatica Submarines ventured to the bottom of the hole and made some unexpected discoveries.
[Youtube]
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