St. Isaac's Cathedral — Blue, Serene, Afternoon, Photograph, Fountain

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St. Isaac's Cathedral and historic building

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St. Isaac's Cathedral — Blue, Dramatic

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Person Walking in Square

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St. Nicholas Cathedral — Blue, Dramatic

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St. Isaac's Cathedral in spring

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St Petersburg skyline at dusk

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St. Nicholas Cathedral

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Church on Riverbank — Blue

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St. Basil's Cathedral — Red, Overcast

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Cathedral of the Theotokos at Smolny Convent

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Cologne Cathedral Skyline — Gray

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