Salamanca, UNESCO World Heritage Site, Castile and Leon, Spain, Europe

salamanca spain historic architecture narrow streets cathedral tower afternoon light stone buildings european heritage ancient city travel culture exploration alleyway tourism landmarks history vibrant colors architectural beauty urban landscape medieval cultural site scenic views staircase local life beautiful weather ancient streets cityscape public squares monuments unesco sites vibrant city day trip historical landmarks sightseeing charming streets walking tour stone facades picturesque lively atmosphere history enthusiasts cultural exploration unesco world heritage site castile