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Keywords from Image Description:
ProkudinGorskii Ladoga fortress. en Riurik fortress around the Church of Saint George Staraia Ladoga Russian Empire Sergei Mikhailovich ProkudinGorskii Collection Library of Congress loc gov ProkudinGorski Serge Mikhalovich photographer Digital color composite made for the Library by Blaise Agera Arcas LOCimage prok PDRusEmpire