Sidi Ifni is a city located in southwest Morocco, on the shores of the Atlantic Ocean. It has a population of approximately 20,000 people. The economic base of the city is fishing. It is located in Guelmim-Oued Noun region and Sidi Ifni Province.

Sipadan (Malay: Pulau Sipadan) is the only oceanic island in Malaysia, rising 600 metres (2,000 ft) from the seabed. It is located in the Celebes Sea off the east coast of Sabah, Malaysia.

The Sjoa river provides the outlet from lake Gjende at Gjendesheim in the Jotunheimen mountains of Norway's Jotunheim National Park. It flows eastward into the Gudbrandsdalslågen river via the Heidal traditional district in the Gudbrandsdal.

Sihanoukville (Krong Preah Seihanu), formerly Kompong Som is a seaside town featuring Cambodia's best-known beaches.

The region of West Lampung offers over a dozen world-class waves within a stretch of coast of around 100km in length. It takes approximately 1hr 45 mins to drive this section of coastline where you’ll pass the town of Krui around the half waypoint.

Sumba is an island in eastern Indonesia. It is one of the Lesser Sunda Islands and is in the province of East Nusa Tenggara. Sumba has an area of 11,059.6 square kilometers, and the population was estimated to be 755,849 in 2015.

The Padas River is a river in Interior Division, southwestern Sabah of Malaysia. It has a total length of 120 km from its headwaters in the mountains of northwest Sabah to its outlet at the South China Sea, southwest of Beaufort town.

Sylt is a German island in the Frisian archipelago in the North Sea. It’s known for its long beaches, resorts and the Wadden Sea mudflats on the eastern side.

Taghazout is a fishing village on Morocco's Atlantic coast, north of the city of Agadir. It’s known for its surf beaches. Killer Point is a powerful point break. To the south, La Source is named for the fresh water that bubbles up from the rocks.

Tandag, officially the City of Tandag is a 5th class city and capital of the province of Surigao del Sur, Philippines.