GeoGuessr is a web-based geographic discovery game designed by Anton Wallén, a Swedish IT consultant. The game utilizes random Google Street View locations and requires players to guess their location in the world using only the clues visible in Street View.

GeoGuessr quickly became popular after it was released on 9 May 2013. It has been reviewed by numerous media organizations and featured on websites such as the webcomic xkcd. The website received hundreds of thousands of unique visitors per day just a week after being released.