Sofia is the capital of the Balkan nation of Bulgaria. It’s in the west of the country, below Vitosha Mountain. The city’s landmarks reflect more than 2,000 years of history, including Greek, Roman, Ottoman and Soviet occupation. Medieval Boyana Church has 13th-century frescoes. Built by the Romans in the 4th century, St. George Rotunda Church has medieval and Ottoman decoration dating to the 10th century.
Belogradchik is a town in Vidin Province, Northwestern Bulgaria, the administrative centre of the homonymous Belogradchik Municipality.
The Seven Rila Lakes are a group of lakes of glacial origin, situated in the northwestern Rila Mountains in Bulgaria. They are the most visited group of lakes in Bulgaria.