Smolyan, an ancient city situated in the heart of the mighty Rhodopes Mountain in Bulgaria is known for its historical landmarks and scenic beauty. Stroll along the neighborhood of Raikovo and Ustovo to see well-preserved houses from the revival period. Visit the old house architectural complex, the oldest quarter in Raikovo. The houses are known for their semi-detached style built-in 1835. Space enthusiasts will love the planetarium in Smolyan, known to be the biggest in Bulgaria. The planetarium along with the astronomy observatory seeks to educate visitors about astronomy and space. Get to know the history of the city at the Stoyu Shishkov Regional History Museum which houses exhibits of cultural and historical wealth of the Rhodopes mountains. The region is also famous for its numerous caves located close to the city.