Has to be particularly sensitive ones, apparently - and more common for US bases in Europe? See https://fas.org/blogs/security/2018/12/widespread-blurring-of-s

Has to be particularly sensitive ones, apparently - and more common for US bases in Europe? See https://fas.org/blogs/security/2018/12/widespread-blurring-of-satellite-images-reveals-secret-facilities/ https://fas.org/blogs/security/2018/12/widespread-blurring-o... and https://en.wikipedia.org/wiki/List_of_satellite_map_images_with_missing_or_unclear_data#Europe https://en.wikipedia.org/wiki/List_of_satellite_map_images_w...