Spratly Islands:
Southeastern Asia, group of reefs and islands in
the South China Sea, about two-thirds of the way from southern
Vietnam to the southern Philippines

Sri Lanka:
Southern Asia, island in the Indian Ocean, south of India

Sudan:
Northern Africa, bordering the Red Sea, between Egypt and
Eritrea

Suriname:
Northern South America, bordering the North Atlantic
Ocean, between French Guiana and Guyana

Svalbard:
Northern Europe, islands between the Arctic Ocean, Barents
Sea, Greenland Sea, and Norwegian Sea, north of Norway

Swaziland:
Southern Africa, between Mozambique and South Africa

Sweden:
Northern Europe, bordering the Baltic Sea, Gulf of Bothnia,
Kattegat, and Skagerrak, between Finland and Norway

Switzerland:
Central Europe, east of France, north of Italy

Syria:
Middle East, bordering the Mediterranean Sea, between Lebanon
and Turkey

Tajikistan:
Central Asia, west of China