Hivemapper - Build maps that reveal changes 🌏
John's Background Switcher - Switch backgrounds to trending imgur, reddit, tumblr threads
Google NightWalk - An audio Streetview tour around Marseille
Wallcat - Enjoy a new, beautiful wallpaper, every day.
Cat Street View - Explore Japan... as a cat.
Splashy - Breathtaking, auto changing wallpaper app for macOS, Windows, Linux, iOS & Android