In the less-known municipality of Topolovgrad you will be able to feel the might of Bulgarian and Byzantine warriors next to the remains of their medieval fortresses. You will also have the opportunity to hear the religious whispers amidst the beautiful scenery of the Orthodox temples built centuries ago, the pure nature and see unique monuments built thousands of years ago:
The Paleokastro Megalith is a Thracian fortress built 1st millennium BC and a presumed Thracian solar sanctuary;
The Temple of the Sun is an ancient sanctuary with over 160 raised and sunken rock suns and signs.
Nachovi chairi - a dolmen built in the Iron Age and used continuously until the 6th century B.C. It is believed to have played the role of a primitive cheroon (temple, of an ancient Greek or Roman hero), a place of worship of the divine deceased.
Holy Trinity Monastery with a history dating back to the 8th-9th centuries.