| scepter ax |
2 |
| Schengen Agreement |
1 |
| schoolchildren |
1 |
| scissors |
1 |
| Scoland |
1 |
| Scopas |
1 |
| Scotland |
8 |
| Scottish Highlands |
1 |
| scraper |
4 |
| scrawls |
1 |
| scriptorium |
5 |
| scroll |
1 |
| sculptor |
5 |
| scyphates |
8 |
| Scyrmiades |
3 |
| Scythia |
2 |
| Scythia Minor |
13 |
| Scythian sword |
1 |
| Scythian warrior |
1 |
| Scythians |
4 |
| sea currents |
3 |
| Sea Garden Park (Varna) |
1 |
| sea level |
1 |
| sea level rise |
1 |
| Sea Peoples |
2 |
| sea resort |
1 |
| sea urchin |
1 |
| sea urchin fossil |
1 |
| sea urchins |
2 |
| seabed |
2 |
| seal |
21 |
| sebastokrator |
2 |
| Sebastokrator Kaloyan |
2 |
| sebastokratoritsa |
2 |
| Sebastokratoritsa Desislava |
2 |
| sebastos |
1 |
| Sebastos Ognyan |
1 |
| Second Balkan War |
7 |
| Second Bulgarian |
1 |
| Second Bulgarian Empire |
275 |
| Second Bulgarina Empire |
1 |
| Second Golden Age |
3 |
| Second Golden Century |
1 |
| Second Gothic War |
6 |
| Second Iraq War |
1 |
| Second Punic War |
1 |
| secret agents |
3 |
| secret files |
2 |
| secret passage |
2 |
| secret society |
1 |
| secret tunnel |
6 |
| security cameras |
2 |
| secutor |
2 |
| sedan chair (litter) |
1 |
| sedentary agriculture |
3 |
| seer |
1 |
| seismic retrofit |
1 |
| selective prosecution |
4 |
| self-portrait |
1 |
| self-taught builder |
1 |
| Seljuk Empire |
1 |
| Seljuk Sultanate |
1 |
| Seljuk Turks |
1 |
| Selvius Calistus |
1 |
| semi-dugout |
2 |
| semi-precious stone |
2 |
| semissis |
1 |
| Senate of Rome |
1 |
| Sendai |
4 |
| Senegal |
1 |
| senmurv (dog-bird) |
3 |
| Sephardi Jews |
3 |
| Sephardic Jews |
2 |
| Sepino |
1 |
| September 2020 |
1 |
| September 9 Coup |
1 |
| September Uprising |
5 |
| Septemvri |
4 |
| Septemvri Municipality |
2 |
| Septemvri Museum of Archaeology |
3 |
| septic canal |
1 |
| septic pit |
1 |
| sequin (zecchino d’oro) |
1 |
| Serbia |
34 |
| Serbian coins |
1 |
| Serbian Criminal Investigations |
1 |
| Serbian Kingdom |
4 |
| Serbian Orthodox Church |
1 |
| Serbian-Bulgarian War of 1885 |
10 |
| Serbs |
1 |
| Serdi |
1 |
| Serdica |
54 |
| Serdica - Sredets Archaeological and Historical Preserve |
4 |
| Serdica Council |
4 |
| Serdica fortress |
2 |
| Serdica II Metro Station |
1 |
| Serdica inner city |
2 |
| Serdica Is My Rome Festival |
2 |
| Serdica outer city |
1 |
| Serdica western gate |
17 |
