Stone walls of Ávila at dusk

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Heidelberg Castle at dusk

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Alcazar of Segovia at dusk

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castle reflected in moat at dusk

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Ancient castle at dusk

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Modern architecture at dusk

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Piazza del Popolo at dusk

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Palace of Fine Arts in San Francisco

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Caerphilly Castle — Gray, Historic

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Flag of Spain

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Osaka Castle in Japan

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Historic building at dusk

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Edinburgh Castle at Night — Blue

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Windmills on a Hill — Blue, Dramatic, Sunset

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River at Twilight — Blue, Serene, Sunset

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Edinburgh Castle — Green, Dramatic, Afternoon, Photograph

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Neuschwanstein Castle at night

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Osaka Castle under stormy sky

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Castle Tower at Dusk

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Stone Castle at Dusk

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