Skip to main content
Great Blue Hole

Great Blue Hole

Lighthouse Reef Atoll, Belize

Photo: Axelspace Corporation · CC BY-SA 4.0

About this site

The iconic 300m-wide, 124m-deep marine sinkhole made famous by Jacques Cousteau, ringed by a shallow coral rim in open ocean. Freedivers come for the sheer scale, the stalactite-lined walls and circling reef sharks.

Conditions

Country
Belize
Region
Lighthouse Reef Atoll
Max depth
12–124 m
Visibility
15–40 m
Water temperature
25–27°C
Difficulty
Advanced
Best season
April–June
Type
Blue hole
Suitable for
  • Freediving
  • Scuba
Dive types
  • Blue hole
  • Wall
Marine life
  • Sharks
  • Groupers
  • Pelagic fish
Photo: Axelspace Corporation · CC BY-SA 4.0

More sites in Belize

All sites in Belize →