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.
Usdau. zerschossener Graben bei Usdau Regimentsgeschichte Kronpinzen Bauernfreund PDold Uzdowo Eastern Front theatre of World War in Battle of Tannenberg
Page 2023 Free-images.com. All images are Public Domain