For travelers seeking an unforgettable natural wonder, the Great Blue Hole in Belize offers a one-of-a-kind experience. Located just off the coast of Belize City, this massive marine sinkhole draws divers, snorkelers, and adventurers from around the globe with its surreal underwater formations and vibrant marine life. Whether you’re exploring the depths or soaring above on a scenic flight, the Blue Hole is a bucket-list destination like no other.

Recommended for

This natural wonder is ideal for:

  • Scuba divers—especially intermediate and advanced level divers
  • Nature lovers—eager to witness unique geological features
  • Snorkelers—seeking a relaxing way to explore the reef
  • Adventure travelers—looking to take a scenic aerial tour

Location & Overview

  • The Blue Hole is located near the center of Lighthouse Reef, about 60 miles from Belize City
  • Nearby barrier reefs are accessible just half a mile offshore from San Pedro

Size & Depth

  • The Blue Hole measures over 450 feet deep
  • Its diameter spans nearly 1,000 feet

Geological History

  • Formed naturally over thousands of years
  • Shaped by four major ice ages that lowered sea levels and exposed the area to erosion:
    • 153,000
    • 66,000
    • 60,000
    • 15,000 years ago

Discovery & Recognition

  • Gained global attention in 1972 when Jacques Cousteau explored it
  • Declared a UNESCO World Heritage Site in 1996
  • Designated a National Monument in 1999

Diving the Blue Hole

  • Recognized by Cousteau as one of the world’s top ten dive sites
  • Home to multiple dive sites showcasing unique rock formations and depth transitions
  • Divers encounter vivid contrast between turquoise waters and dark, vertical drop-offs
  • Due to depth and conditions, only intermediate and advanced divers are permitted to dive here

Snorkeling & Alternative Experiences

  • Snorkeling is allowed and offers incredible views of the reef’s marine life
  • Ideal for those seeking a less intense underwater experience

Aerial Tours

  • Visitors can book scenic flights with local airlines for a breathtaking view from above
  • Aerial tours highlight the perfectly circular shape and deep blue color of the sinkhole

Marine Life

  • The Blue Hole is home to a variety of sea creatures, including:
    • Colorful reef fish
    • Reef sharks
    • Nurse sharks
    • Bull sharks
    • Hammerhead sharks
    • Blacktip sharks

Map & Location

Plan your journey to Belize and dive into the wonder of the Great Blue Hole

Map:


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