A) Cayman Islands B) Long Island, Bahamas C) Jamaica D) Belize
A) 202 metres (663 ft) B) 250 metres (820 ft) C) 180 metres (591 ft) D) 150 metres (492 ft)
A) Dean's Blue Hole B) Dragon Hole C) Great Blue Hole D) Taam Ja' Blue Hole
A) Glacial movement B) River erosion C) Volcanic activity D) A fault in the limestone or a collapsed buried cavern
A) William Trubridge B) Nicholas Mevoli C) Alenka Artnik D) Filippo Carletti
A) 118 metres B) 92 metres C) 100 metres D) 85 metres
A) April 2010 B) November 2013 C) July 2025 D) June 2019
A) Walid Boudhiaf B) Arnaud Jerald C) Alice Modolo D) Filippo Carletti
A) 100 metres B) 118 metres C) 92 metres D) 130 metres
A) 50 metres B) 200 metres C) 100 metres D) 30 metres |