Follow:

Dhiraj Sharma

Founder and Head Editor

Dhiraj founded Finepedia to share fascinating, obscure, and bizarre facts in a single place. Finepedia provides curated information on various topics with proper citations and references.

Connect and Follow

what is the deepest blue hole in the world

Infographic of giant sinkholes and blue holes, showing a round blue hole in a reef with callouts for Taam Ja', the Great Blue Hole, Xiaozhai Tiankeng, Sima Humboldt and Guatemala City

Geography and Places / General Knowledge / Facts List / Top 10 Facts / Environment / Natural Wonders

Oct 19, 2026

Giant Sinkholes and Blue Holes: Top 10

Giant sinkholes and blue holes are places where the ground or seabed collapsed into deep pits, from ocean shafts hundreds of metres deep to city stree…