Geological and meteorological wondersCavesNatural wondersWonders of North AmericaMexicoTypes of wondersQuintana RooWonders by countries Sistema Ox Bel Ha July 22, 2019 0 251 views Share on Facebook Tweet on Twitter Diving in Naranjal Cenote, part of Sistema Ox Bel Ha. / Asbjørn Hansen, Flickr / CC BY-NC-ND 2.0 One of the world’s largest known underwater cave systems, total explored length – 270.1 km. Location, GPS coordinates: 20.1625 N 87.4806 W Categories: Caves Values: Geology, Visual Rating: (4.5 / 5) Where is located? North America, Mexico, Quintana Roo, some 6 km south from Tulum Sistema Ox Bel Ha on the map Travelers' Map is loading... If you see this after your page is loaded completely, leafletJS files are missing.