Google Street View - With Street View you can explore the world at street level.
ProfExam Simulator - Test engine for certification exam preparation.
GeoGuessr - GeoGuessr is a new way to explore the world in a gaming style.
Adit Testdesk - Create, run, and grade all sorts of tests automatically!
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.
Respondus - Respondus is the name of one of the best assessment programs for managing learning management systems.