An HMD includes a display section configured to display an image to enable visual recognition of an outside scene by transmitting external light, an operation detecting section configured to detect operation, a HMD control section configured to generate, according to the operation detected by the operation detecting section, a command for operating a first mobile body, a communication control section configured to acquire first mobile body image data concerning a captured image captured by the mobile body, and a display control section configured to cause the display section to display an image based on the first mobile body image data acquired by the communication control section. The display control section controls visibility of the outside scene in the display section.