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River in Bulgaria, Turkey / From Wikipedia, the free encyclopedia

The Tundzha (Bulgarian: Тунджа [ˈtund͡ʒɐ], Turkish: Tunca [tund͡ʒa], Greek: Τόνζος [ˈtonzos]) is a river in Bulgaria and Turkey (known in antiquity as the Tonsus) and the most significant tributary of the Maritsa, emptying into it on Turkish territory near Edirne.

Quick facts: Tundzha, Tunca, Location, Country, Physical&n...
Tundzha, Tunca
The Tunca River at Edirne, Turkey
CountryBulgaria, Turkey
Physical characteristics
  locationeast of Botev Peak, Stara Planina, Bulgaria
  coordinates42°43′40″N 24°58′10″E
  elevation1,940 m (6,360 ft)
Maritsa at Edirne, Turkey
41.6616°N 26.5622°E / 41.6616; 26.5622 (Tundzha River mouth)
Lengthca. 365 km (227 mi) (328.4 km (204.1 mi) in Bulgaria)[1]
Basin sizeca. 8,430 km2 (3,250 sq mi) (7,891 km2 (3,047 sq mi) in Bulgaria)[1]
Basin features
ProgressionMaritsaAegean Sea

The river takes its source from the central parts of Stara Planina north of Kalofer, it then flows east and makes a sharp turn to the south before Yambol, in which direction it flows until it reaches the Maritsa. The Tundzha's length is about 365 km, of which 328 km on Bulgarian territory (including border). It has about 50 tributaries, the more important of which Mochuritsa, Popovska and Sinapovska.

Towns on the banks of the river include Kalofer, Yambol and Elhovo.