This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
SPB Panoramic view of Neva downstream by Atkinson . Panoramic view on Neva River in St Petersburg from the Admiralty downstream dedicated by permission to his Imperial Majesty Alexander st by his much obliged humble servant Atkinson drawn on the spot by Atkinson from the observatory of the Academy of Sciences Caption Plate nd Admiralty