The castle of Bar, Montenegro, Europe

View of The Shard and Tower of London from rooftop bar, London, England, United Kingdom, Europe

Kinnitty Castle Irish Music, The Dungeon Bar, Kinnitty, County Offaly, Ireland

View over illuminated roof deck of restaurant Hotel Stein to old town with Salzburg Cathedral, St. Peter's Archabbey, Franciscan Church, City Hall Tower and Hohensalzburg Fortress, largest, fully-preserved fortress in central Europe, in the evening, Salzburg, Salzburg, Austria, Since 1996 historic centre of the city part of the UNESCO World Heritage Site

Europe, Great Britain, Ireland, Co.Cork, Macroom, street with shops and pub (Castle Bar)

View over illuminated roof deck of restaurant Hotel Stein to old town with Salzburg Cathedral and Hohensalzburg Fortress, largest, fully-preserved fortress in central Europe, in the evening, Salzburg, Salzburg, Austria, Since 1996 historic centre of the city part of the UNESCO World Heritage Site

Colourful facade of a shop and a bar, Macroom, County Cork, Ireland, Europe

Faros-Coupa Bar, the mosque and the red castle at dusk, Kastelorizo Megiste, Dodecanese Islands, Greece, Europe

Tourists sitting in a cafe in front of the Scaligero Castle, Sirmione, Lake Garda, Lago di Garda, Lombardy, Italy, Europe

Statue of Mercury by Roman Anton Boos, 1778, Schlosspark Nymphenburg Castle palace grounds, Munich, Bavaria, Germany, Europe

Historic Jaabar castle or Qal'at Ja'bar overlooking Lake Assad, Euphrates, Syria, Middle East, West Asia

Window in a castle, Wuerzburg, Bavaria, Germany, Europe

Castelvecchio castle by night, Verona, Veneto, Italy, Europe

Morro Castle, Old barred door, El Morro, San Juan, Puerto Rico

Morro Castle, Old barred door, El Morro, San Juan, Puerto Rico