18th century castles of Europe

6 European castles and fortresses built mainly in the 18th century — each mapped, dated and ready to explore.

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  Würzburg Residence

  Germany · 18th century

  A baroque palace with the world's largest ceiling fresco, by Tiepolo

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  Floors Castle

  Scotland · 18th century

  Largest inhabited castle in Scotland, seat of the Dukes of Roxburghe

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  Sanssouci

  Germany · 18th century

  Frederick the Great's rococo summer palace, his 'place without cares'

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  Inveraray Castle

  Scotland · 18th century

  Gothic Revival fairytale seat of the Dukes of Argyll, featured in Downton Abbey

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  Culzean Castle

  Scotland · 18th century

  Clifftop Robert Adam mansion above the Firth of Clyde

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  Slane Castle

  Ireland · 18th century

  Gothic Revival castle above the Boyne, famous for its rock concerts