Bachkovski Manastir Sveta Bogoroditza Uspenie
"The Assumption of the Holy Virgin" Monastery in Bachkovo is the second largest monastery in Bulgaria. It is situated in the valley of the River Chepelarska, 10 km from Asenovgrad, in the northern part of central Rhodopes. The most famous miracle icon of Bogoroditsa Eleusa, dating from 1310, is kept here and in the museum of monastery visitors can see religious items of different ages.
This fortress was built in the 11th century during the Bizantine period in order to guard the Aegean passage as well as to secure the Bizantine border in this area. In 1231 Tsar Ivan Asen II carried out a lot of repairs of the fortress. The fortress existed until 1410. The only preserved building from the time of the past glory is the church called St. Mary of Petrich built in the 12th century. The fortress is declared a National Monument of Culture. Admission is free.
The Antique Theatre is one of the most famous sights in Plovdiv. It is one of the best preserved examples of an ancient theatre in the world and has been a UNESCO World Heritage Site since 2004. Plovdid is one of the oldest towns in Europe, dating back 8,000 years. The theatre was built in 2BC during the reign of King Traqn. The theatre is part of the architecture preserve "Old Plovdiv" and is one of the most significant social buildings for that time. It is significant due to its location, architecture and size ( 3000 audience capacity). The Antique Theatre was found during archaeology excavations between 1968-79. Today it is a place where concerts and festivals are organized during the summers.
Situated 1,400 ft above sea level near village of Kaloyantsi, Perperikon is rich in archaeological sites which show signs of 5th millennium BC civilisations. Some of the discoveries made include the so-called "Palace", which is thought to be the "proverbial Temple of Dionysus". There is also a round altar which is nearly 6 ft in diameter, an acropolis and two outer cities which are still being researched. This is also the site of the Perperikon Art Festival, an annual event which started in 2001 and now ranks as one of the cultural highlights in Bulgaria. The festival is held just prior to the June solstice and details are available at the website.