Scientists Get Ready To Explore A 425-Foot-Deep "Blue Hole" Off Florida's Gulf Coast
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Scattered across the ocean bed, and often hidden from the human eye, are hundreds, or perhaps even thousands, of "blue holes." The massive underwater sinkholes, which host a diverse biological community — ranging from coral to sponges to sharks to sea turtles — were formed thousands of years ago when groundwater dissolved karst, a type of porous limestone rock found on ocean floors.
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지금 학습 시작하기댓글 243개
richardhfkg약 5년Coolest thing ever
andray약 5년awsome
James Wang약 5년This is so COOL!!!
dogoreader2약 5년This is amazing!
yoou약 5년wow
lenikhvadagiani약 5년SO COOL!!!! I want to go down there so bad, I love swimming
bella_rose약 5년super cool
bella_rose약 5년Tbh it looks super fun but..not for me lol!
emibear2010약 5년I love to swim but no am I going down there!
cj_dj약 5년i love swimming too but thats just scary
ciiciiipizza약 5년and bro imagine the pressure owww >:((