Stunning look at Dean's Blue Hole in the Bahamas, which is the world's deepest sea-hole at 663-feet.
Why You Won’t Want To Miss The Blue Hole: Jamaica’s Hidden Gem · If you are planning a trip to Jamaica, be sure to put the Blue Hole on your travel itinerary! This swimming hole and waterfall are off-the-beaten-path and less tourist filled than Dunn's River Falls. A must for those who like waterfalls and adventure!
The Mysterious Belize Great Blue Hole
Malta - Paradise - Armier Bay . hole in the earth leading to a wimiscle grotto / swimming hole - Mediterranean - blue glow - secrets! Europe! I live in Malta and still havnt been here WTF!