Varna cultureThe Varna culture was a Chalcolithic culture of northeastern Bulgaria, dated ca. 4500 BC, contemporary and closely related with the Gumelnița culture. The oldest golden artifacts in the world (4600 BC - 4200 BC) are found in the Necropolis of Varna - grave offerings on exposition in Varna Archaeological Museum The site was accidentally discovered in October 1972 by excavator operator Raycho Marinov. Research excavation was under the direction of Mihail Lazarov and Ivan Ivanov.
Bulgarian TurksBulgarian Turks (bylgarski turci; Bulgaristan Türkleri) are ethnic Turks from Bulgaria. According to the 2021 census, there were 508,375 Bulgarians of Turkish descent, roughly 8.4% of the population, making them the country's largest ethnic minority. Bulgarian Turks also comprise the largest single population of Turks in the Balkans. They primarily live in the southern province of Kardzhali and the northeastern provinces of Shumen, Silistra, Razgrad and Targovishte.
Sredna GoraSredna Gora (Средна гора ˈsrɛdnɐ ɡoˈra) is a mountain range in central Bulgaria, situated south of and parallel to the Balkan Mountains and extending from the Iskar to the west and the elbow of Tundzha north of Yambol to the east. Sredna Gora is 285 km long, reaching 50 km at its greatest width. Its highest peak is Golyam Bogdan at . The mountain is divided into three parts by the rivers Topolnitsa and Stryama — a western (Ihtimanska Sredna Gora), a central (Sashtinska Sredna Gora) and an eastern part (Sarnena Gora).
PlovdivPlovdiv (Пловдив, ˈpɫɔvdif) is the second-largest city in Bulgaria, standing on the banks of the Maritsa river in the historical region of Thrace, behind the state capital Sofia. It has a population of 346,893 and 675,000 in the greater metropolitan area. Plovdiv is a cultural hub in Bulgaria and was the European Capital of Culture in 2019. The city is an important economic, transport, cultural, and educational center. Plovdiv joined the UNESCO Global Network of Learning Cities in 2016.
Geography of BulgariaBulgaria is a country situated in Southeast Europe that occupies the eastern quarter of the Balkan peninsula, being the largest country within its geographic boundaries. It borders Romania to the north, Serbia and North Macedonia to the west, Greece and Turkey to the south, and the Black Sea to the east. The northern border with Romania follows the river Danube until the city of Silistra. The land area of Bulgaria is (), slightly larger than that of Cuba, Iceland or the U.S. state of Tennessee.
Rhodope MountainsThe Rhodopes (ˈrɒdəpiːz; Родопи, Rodopi; Ροδόπη, Rodopi; Rodoplar) are a mountain range in Southeastern Europe, and the largest by area in Bulgaria, with over 83% of its area in the southern part of the country and the remainder in Greece. Golyam Perelik is its highest peak at . The mountain range gives its name to the terrestrial ecoregion Rodope montane mixed forests that belongs in the temperate broadleaf and mixed forests biome and the Palearctic realm.
