Place
- Bulgaria, Europe20
- Canada, North America3
- Estonia, Europe3
- Georgia, Asia5
- Jordan, Middle East3
- Lom Municipality, Bulgaria7
- Lom, Montana Province, Bulgaria8
- Mladenovo, Lom Municipality, Bulgaria3
- Montana Province, Bulgaria8
- Romania, Europe3
- Russia, Europe3
- Sofia, Bulgaria5
- United States of America, North America3
- Varna Province, Bulgaria11
- Varna, Bulgaria11