Roman theatre of ancient Philippopolis, Plovdiv, Bulgaria, Europe

travel destination photography horizontal colour image outdoors europe day bulgaria building exterior architecture roman theatre ancient history the past philippopolis plovdiv bulgarian culture ancient civilization roman old amphitheatre curved high angle view no people famous place national landmark archaeology archaeological site colour image colour color image color outside tourist destination travel architectural nobody no one no one high angle elevated view from above looking down landmark place of interest historical historic heritage cultural culture antiquity antiquities amphitheatres typically bulgarian bulgarian culture traditional culture tradition traditional traditionally bulgarian archaeological archaeological sites europe european