Dvoynitsa

Dvoynitsa
Location
CountryBulgaria
Physical characteristics
Source 
  locationEminska Planina, Balkan Mountains
  coordinates42°49′41.99″N 27°29′47.04″E / 42.8283306°N 27.4964000°E / 42.8283306; 27.4964000
  elevation440 m (1,440 ft)
Mouth 
  location
Black Sea
  coordinates
42°49′40.08″N 27°52′59.88″E / 42.8278000°N 27.8833000°E / 42.8278000; 27.8833000
  elevation
0 m (0 ft)
Length52 km (32 mi)
Basin size479 km2 (185 sq mi)

The Dvoynitsa (Bulgarian: Двойница) is a 52 km long river in eastern Bulgaria that flows into the Black Sea.