It's an 8.2 km (5 miles) long underground cave, famous for its major formations of stalactites and stalagmites. (philippinestravelpackage.com)
Shark Cave is similar to the great Blue Hole in the fact that it was once an above ground cave with stalactites hanging from the ceiling. (scuba-diving-belize.com)
Diving inside the cenotes reveals a whole new world of interconnected subterranean rivers with stalactites hanging in the turquoise waters. (cenotesmexico.org)