@CNN: A team of scientists and explorers have mapped the 410-foot-deep Great Blue Hole in Belize for the first time https://t.co/w7MCsepFXo https://t.co/D2dvZ4s4KI

@CNN: A team of scientists and explorers have mapped the 410-foot-deep Great Blue Hole in Belize for the first time https://t.co/w7MCsepFXo https://t.co/D2dvZ4s4KI