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.
Viljem Putick. en Viljem Putick CzechSlovene forester and speleologist KNEYDG doc author by PDSlovenia Speleologists from Slovenia Foresters from Slovenia Foresters from Czech republic
Page 2023 Free-images.com. All images are Public Domain