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.
Field of Mars . en Leningrad Graves of Revolutionaries on the Square of the Victims of the Revolution form Field of Mars ru PDArt Historical images of Field of Mars Saint Petersburg Ivan Fomin Lev Rudnev
Page 2023 Free-images.com. All images are Public Domain