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.
Giovanni Battista Piranesi Imaginary Prison Google Art Project. etching and engraving Esterhzy Collection acquired in special urlid ogHQfRHNmKNA PDold Le Carceri d'Invenzione Google Art Project works by Giovanni Battista Piranesi
Page 2023 Free-images.com. All images are Public Domain