The Great Barrier Reef is the largest coral reef system in the world,

Blue Hole is a diving location on east Sinai, a few kilometres north

Stingray City is a series of shallow sandbars found in the North Sound

| lake_name = Red Sea

Located in the Þingvallavatn Lake in the Þingvellir National Park in I

Ras Mohammad (Arabic: رأس محمد‎ literary Arabic Ra's Muħamm

Coron is the third-largest island in the Calamian Islands in northern

MS Zenobia was a Swedish built Challenger-class RO-RO ferry launched

Nemo 33 is the deepest indoor swimming pool in the world. The pool is

The Azure Window (Malti. 'Tieqa Żerqa') is a Limestone natural arch

Jacob's Well is a perennial karstic spring in the Texas Hill Country

Plaza Resort Bonaire is the largest diving resort in the southern

The Farne Islands (also referred to less formally as the Farnes) are a

Soma Bay is a coastal resort on the Red Sea in Egypt, 45 km south of

Tulamben is a small fishing village on the north-east coast of Bali.

Dos Ojos (from Spanish meaning 'Two Eyes'; officially Sistema Dos

Xwejni Bay (Maltese: Il-Bajja tax-Xwejni) is a bay located in the

The Inland Sea, sometimes called Qawra in Maltese, is a lagoon of

Dean's Blue Hole is the world's deepest known blue hole with seawater.

The Um El Faroud is the wreck of a Libyan motor tanker that was being