Natatio (Swimming pool), Baths of Caracalla, UNESCO World Heritage Site, Rome, Latium (Lazio), Italy, Europe

travel destinations travel vertical color image outdoors day no people clear sky sky italy europe ancient rome ancient civilization rome old ruin unesco world heritage site latium natatio swimming pool baths of caracalla building architecture arch travel destination tourist destination tourist destinations outdoor outside ruin ruins historical history historic old ruins nobody no one no person daytime buildings architectural