Transylvania is a historical landscape in modern Romania. It is situated in the center of the country and is populated by about 6.8 million people. The major city of Transylvania is Cluj-Napoca. German-speaking minorities used to live in Transylvania.
Bukovina is a historical landscape in modern Romania and Ukraine. The northern part is situated in the Ukrainian Chernivtsi Oblast, while the southern part is part of the Romanian Suceava County. The region once formed a part of the Principality of Moldavia and the Habsburg Monarchy.
Bessarabia (rum. Basarabia, ukr. Бессарабія) is a historical landscape in southeastern Europe. It is bordered by the river Dniester in the east, Pruth in the west and the Black Sea in the south. Nowadays, the territory of the historical area of Bessarabia is over large parts congruent with the territory of the Republic of Moldova.
Dobruja (rum. Dobrogea, bulg. Добруджа) is a historical landscape in the border area between southeastern Romania and northeastern Bulgaria. Dobrogea is situated on the Danube and the Black Sea.
The term Moldova here applies to the historical landscape in today's Romania, which goes back to several historical states and provinces like the former Principality of Moldova. Moldova borders Bessarabia to the east and Bukovina to the north.
Wallachia is a historical landscape in the South of Romania, bordering the mountain range of the Southern Carpathians and the historical landscape of Transylvania in the North, the Danube River in the South and Bulgaria in the political sphere. The biggest city of Wallachia is the Romanian capital Bucharest.