Google Street View - With Street View you can explore the world at street level.
Instant Street View - Instant Street View is a Google-powered street viewing website.
GeoGuessr - GeoGuessr is a new way to explore the world in a gaming style.
Earth-Scout.com - Earth-Scout.
OpenStreetCam - OpenStreetCam that was also known as OpenStreetView, is a service dedicated to offering the real images of the most of the locations of the world.
showmystreet - Showmystreet is a web-based fast and easy street viewing, mapping platform that let the people to instantly view, address, and get the street view and even satellite images right from the screen.