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:
WWI Aerial view of trenches near Arras France. en An aerial view of trenches railways roads etc near Arras in France taken in WWI An original photograph in my possession Unknown Royal Flying Corps is possibility cczero Uploaded with Aerial photographs of unidentified locations Arras Aerial photographs of World War Trenches