There is provided a head mounted display comprising: an interface unit configured to be connected with a cartridge; a determinator configured to determine whether the head mounted display is inside a specific area or not when the cartridge is connected to the interface unit; and at least one controller configured to execute, when the determinator determines that the head mounted display is inside the specific area, an application based on first data that is acquired from the cartridge, and to execute, when the determinator determines that the head mounted display is not inside the specific area, another application based on second data that is acquired from the cartridge.