Dervent Heights
| Dervent Heights | |
|---|---|
| Bulgarian: Дервентски възвишения | |
| Highest point | |
| Peak | Gyurgenbair |
| Elevation | 555 m (1,821 ft) |
| Coordinates | 41°59′13″N 26°50′38″E / 41.98694°N 26.84389°E |
| Dimensions | |
| Length | 50 km (31 mi) west-east |
| Width | 45 km (28 mi) north-south |
| Geography | |
| Countries | Bulgaria, Turkey |
| Geology | |
| Rock type(s) | limestone, granite |
Dervent Heights (Bulgarian: Дервентски възвишения) are a hilly ridge in Yambol Province in south-eastern Bulgaria (40%) and European Turkey (60%).