Altar Area, Porto Cathedral, UNESCO World Heritage Site, Porto, Norte, Portugal, Europe

altar porto cathedral baroque architecture church interior portugal norte region historical site religious art ornate design cultural heritage spiritual space sacred area cathedral decor architectural details craftsmanship visiting porto historical architecture sculpture wooden carvings gold leaf stained glass prayer area worship heritage site art history church gallery community architecture lovers exploration religious history portuguese culture monumental art baroque style intricate patterns sacred traditions local history decoration altar piece religious symbols spiritual journey heritage tourism architectural beauty local landmarks iconic sites ornate altarpiece ecclesiastical art pilgrimage site serene atmosphere historical significance porto travel