St. Lazarus Bank is a massive, remote offshore seamount that is a magnet for big fish. It's a world-class destination for seeing sharks, marlin, sailfish, and huge schools of tuna and barracuda. A true big-game fishing and diving hotspot.

Stammtisch is one of Yap's famous manta ray cleaning stations. Located inside the calm Mi'il Channel, it's a very easy and reliable dive where divers can settle on the sandy bottom and watch as multiple manta rays come in to be cleaned.

The Star of Russia is a historic, three-masted sailing ship that now rests in Port Vila harbor. Built in the same shipyard as the Titanic's sister ship, it's a beautiful and remarkably intact wreck for advanced divers.

Starship is an exciting drift dive at Wakatobi that takes divers along a beautiful, healthy reef. The gentle current allows divers to 'fly' over the reef, which is home to large schools of fish, turtles, and passing eagle rays.

The Stella Maru is a former Japanese fishing trawler that was scuttled in 1987. It sits upright in relatively shallow water, making it a very accessible and popular wreck dive. It's now a well-established artificial reef.

Stenapa Reef is a combination of a natural volcanic reef and an artificial reef created from sunken structures. It's a great spot to see turtles, stingrays, and a high diversity of fish life.

Stenapa Reef is a combination of a natural volcanic reef and an artificial reef created from sunken structures. It's a great spot to see turtles, stingrays, and a high diversity of fish life.

Stingray City is a world-famous shallow dive and snorkel site where dozens of large, friendly southern stingrays congregate. The animals are accustomed to humans and will gracefully swim around and interact with visitors.

Stingray World is a very shallow sandbar inside Moorea's lagoon where dozens of friendly pink whiprays and blacktip reef sharks congregate. It's a famous spot for snorkelers and divers to interact with these animals up close.

Stóra Gjá is a unique geothermal hot spring in a small cave. The water is a constant, bath-like temperature, offering a surreal experience of diving in warm, crystal-clear water in the middle of Iceland.

The Strait of Tiran is a narrow channel at the mouth of the Gulf of Aqaba, famous for four pristine coral reefs: Jackson, Woodhouse, Thomas, and Gordon. These reefs offer spectacular drift dives with a high chance of seeing sharks and other pelagics.

Strytan is a massive hydrothermal chimney that rises from the seafloor to within 15 meters of the surface. It is a unique geological wonder, actively venting superheated freshwater. It's a challenging cold-water dive on a one-of-a-kind natural structure.

Stuart Cove's Shark Arena is a world-famous baited shark dive near Nassau. Divers kneel on the sandy bottom in a circle as a professional feeder brings in dozens of large Caribbean reef sharks for an exhilarating, up-close spectacle.

This German Junkers Ju 87 'Stuka' dive bomber from WWII is a fantastic and very accessible aircraft wreck. The plane is upside down but is remarkably intact, making for a very fun and historic dive.

Subic Bay was a major US naval base, and its deep, sheltered waters are now home to a large number of historic shipwrecks, including several from the Spanish-American War and WWII. It is the premier historical wreck diving destination in the Philippines.

The Sugar Wreck is a large cargo ship that sank near the Perhentian Islands. It lies on its side in shallow, calm water, making it a very accessible and popular wreck dive. The wreck is now a thriving artificial reef, home to a huge amount of fish.

The large island of Sumbawa offers a huge range of diving. The north coast features volcanic muck diving around Sangeang Api, while the southern coast is more exposed, with offshore pinnacles. Saleh Bay is a seasonal hotspot for whale sharks.

Sumilon Island was one of the first marine protected areas in the Philippines. The diving here features beautiful, healthy walls and coral gardens with a very high density of fish life, serving as a model for marine conservation.

Sunken Island is a submerged pinnacle for experienced divers only. The top of the pinnacle is at 25 meters, and it drops off into the abyss. The strong currents attract large schools of pelagic fish, including barracuda, tuna, and sometimes sharks.

Sunken Rock is a deep pinnacle that offers a more advanced and exciting dive. The pinnacle is split by a deep canyon, and the currents here attract barracuda, sharks, and other large pelagic fish.

Sunset Reef is a popular afternoon and night dive site on Gili Trawangan. The upper reef is great for an easy dive, while the lower sandy slope is a good muck diving area, perfect for finding critters as the sun goes down.

Sunset Reef is a popular afternoon and night dive site on Gili Trawangan. The upper reef is great for an easy dive, while the lower sandy slope is a good muck diving area, perfect for finding critters as the sun goes down.

The Superior Producer is a large cargo ship that sank just outside Willemstad harbor. It sits upright and is completely covered in a stunning array of corals and sponges. It's an advanced shore dive due to depth and potential boat traffic.