The Blue Grotto (Grotta Azzurra) is a noted sea cave on the coast of

The Blue Grotto or Blue Cave (Croatian: Modra špilja), is a

Smoo Cave is a large combined sea cave and freshwater cave in Durness

| colspan='5' The Nereo Cave is a huge underwater sea-cave situated on

Rosh HaNikra (; Hebrew: ראש הנקרה‎, or Ras an-Naqoura, 'head of the gr

The Grotta dello Smeraldo (Italian for 'Emerald Grotto') is a sea cave

Sea Lion Caves are a connected system of sea caves and caverns open to

Fingal's Cave is a sea cave on the uninhabited island of Staffa, in

The Great Blue Hole is a large underwater sinkhole off the coast of

The Blue Grotto (Maltese: That il-Hnejja) is actually a number of sea

The Cathedral Caves are a series of sea caves on the Catlins Coast in

The Bimini Road, sometimes called the Bimini Wall, is an underwater

Bashian Cave is a sea cave located in the East Coast of Taiwan in

Portbraddon Cave (also spelled Portbradden, Portbraddan) is a relict

Gorham's Cave is a natural sea cave in Gibraltar, considered to be one