Ruins in Plovdiv
Under the main street in Plovdiv, is located the magnificent, very impressive Roman stadium. Its rostrums were built over Sahat tepe and Taxim tepe (2 of the earby hills). The stadium has the form of horseshoe and there has been 30 000 seats. The flashiest competitions were the Alexandrian games, which were just like the Greek Olympic games. The main sport branches were the disk throw and spear throw, run, jumps, fight. The games were organized at every 4 years and continued a few days.
Asenova Fortress is situates in the Rhodope Mountains, 2-3 km south of Asenovgrad. The earliest archaeological findings date back to the time of the Thracians. The fortress gained importance in the Middle Ages, first mentioned in the statute of the Bachkovo Monastery as Petrich in the 11th century. The fortress was conquered by the armies of the Third Crusade. It was considerably renovated in the 13th century during the rule of Bulgarian tsar Ivan Asen II to serve as a border fortification against Latin raids, as evidenced by an eight-line wall inscription.
The Nebet Tepe hill contains various archaeological layers, the oldest one being from the Bronze Age, 3rd millennium BOT. Archeologists have discovered some rock-cuttings and places for offerings and sacrifices to the gods proving a Thracian sanctuary and settlement to have been on the site.