Soviet Union 98
Spain 41
Sweden 27
Scotland 14
South Africa 11
Switzerland 8
Scandinavia 7
Shanghai (China) 6
Saudi Arabia 5
Southeast Asia 5
Syria 5
Serbia 3
Silk Road 3
Slovenia 3
Southern States 3
Siberia 2
Slovakia 2
South America 2
South Asia 2
Sri Lanka 2
Sterling area 2
Sudan 2
Sweeden 2
Saint Petersburg 1
Saint Petersburg (Russia) 1
Salamis, Battle of, Greece, 480 B.C. 1
Samos (Greece) 1
Samos Island 1
Samos island 1
San Diego 1
Seamanship 1
Senegal 1
Serifos island (Greece) 1
Shipping 1
Sicily 1
Sicily (Italy) 1
Sinai, Mount (Egypt) 1
Singapore Strait 1
Skyros (Greece) 1
Social conditions 1
Socialist countries 1
Solar system 1
Somalia 1
South Eastern European Countries 1
South Yorkshire 1
South-Eastern Europe 1
Southeastern Europe 1
Southern African 1
Soviet 1
Spanish 1
Sparta (Ancient City) - History 1
Spitsbergen Island 1
Sub-Saharan 1
Suez Canal 1
Suez Canal (Egypt) 1
Sunbelt States 1
Swedish 1
Syros 1
Syros Island 1
Syros Island (Greece) 1
Szeged (Hungary) 1