| Saint Catherine's Monastery | | | en, lv, ru |
| Saint Mary Magdalene Church. Woodstock. | | | en |
| Sagrada Família | 00.00.1882 | | en, lv, ru |
| Sakya Monastery | | | en, lv, pl, ru |
| San Quentin State Prison (SQ) | 00.07.1852 | | de, en, ru |
| Schloss Fuschl | | | de, en, lv |
| Secret prison by the United States Central Intelligence Agency (CIA) in Lithuania | | 00.00.2005 | en, lv, ru |
| Secret CIA black site in Poland | 05.12.2002 | | en, lv, pl, ru |
| Sigmaringen Castle | | | de, en, fr, pl, ru |
| Sing Sing - maximum security prison, Ossining | 00.00.1826 | | de, en, fr, lv, pl, ru |
| Simonopetra Monastery | 00.00.1257 | | de, en, fr, lv, ru |
| Skaistkalnes baznīca | | | en, lv |
| Solovetsky Monastery - Soviet prison and concentration camps | | | en, ru, ua |
| Sobibor, extermination camp | 00.03.1940 | 00.11.1943 | de, en, lv, pl, ru |
| Someries Castle. | | | en |
| St Michael and All Angels' Church, Waddesdon. England. | | | en |
| St. Mary's Basilica, Kraków | | | de, en, fr, lt, pl, ru |
| St. Peter's Parish Church, Yaxley | | | en |
| Stockholm, Riddarholm Church | | | en |
| St Faith's Church. Hexton. England. | | | en |