Arch of Constantine (Arco di Costantino), UNESCO World Heritage Site, Rome, Lazio, Italy, Europe

rome italy historical monument architecture tourism travel europe ancient history cobblestone streets cultural heritage sightseeing landmark marble sculptures triumphal arch ancient ruins cityscape outdoor activity blue sky tourist attraction history architecture lovers iconic structures public space historic sites exploration heritage site visitors ornate details historical significance cultural sites landscape famous landmarks archaeological site ancient civilisations visitors center sightsee urban exploration scenic views touristic destination local culture site seeing education art history architectural beauty arch constantine