Haskovo in the context of "Upper Thracian Plain"

Northern Thrace or North Thrace (Bulgarian: Северна Тракия, Severna Trakiya; Turkish: Kuzey Trakya; Greek: Βόρεια Θράκη), also called Bulgarian Thrace, constitutes the northern and largest part of the historical region of Thrace. It is located in Southern Bulgaria and includes the territory south of the Balkan Mountains and east of the Mesta River, bordering Western Thrace and East Thrace in the south, and the Black Sea in the east. It encompasses Sredna Gora, the Upper Thracian Plain, and 90% of the Rhodopes.

The climate ranges from subtropical to transitional continental and mountainous. The highest temperature recorded in Bulgaria occurred here: it was 45.2 °C (113.4 °F; 318.3 K) at Sadovo in 1916. The main rivers of the region are the Maritsa and its tributaries. Notable cities include Plovdiv, Burgas, Stara Zagora, Sliven, Haskovo, Yambol, Pazardzhik, Asenovgrad, Kardzhali, Dimitrovgrad, Kazanlak and Smolyan. Northern Thrace has an area of 42,073 km.

41°50′N 25°55′E / 41.833°N 25.917°E / 41.833; 25.917

Haskovo Province (Bulgarian: Област Хасково, romanized: Oblast Haskovo; former name Haskovo okrug) is a province in southern Bulgaria, neighbouring Greece and Turkey to the southeast, comprising parts of the Thracian valley along the river Maritsa. It is named after its administrative and industrial centre: the city of Haskovo. The province has a territory of 5,533.3 km (2,136.4 sq mi) that is divided into 11 municipalities with a total population, as of December 2009, of 256,408 inhabitants.

Dimitrovgrad (Bulgarian: Димитровград [diˈmitrovˌɡrat]) is a town in Haskovo Province, Bulgaria. It is along the Maritsa River in the Thrace region, close to the provincial capital, Haskovo. Dimitrovgrad is the administrative centre of Dimitrovgrad Municipality.

Founded in 1947, Dimitrovgrad is a planned city built by the People's Republic of Bulgaria following World War II. The recently established communist government designed the town as a socialist model city and a modern industrial center. Dimitrovgrad is named for the first communist dictator of Bulgaria, Georgi Dimitrov.

Haskovo Municipality is a municipality in Haskovo Province, Bulgaria. The administrative centre is Haskovo.