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.
Watchtower Idstein. Reconstructed Watchtower Rmischer Wachturm of the Roman upper germanic limes near Idstein in Taunus Own KrankHover Limeswachturm Wp
Page 2023 Free-images.com. All images are Public Domain