A method and apparatus for displaying a virtual environment (204). First eye position information (226) for a first eye (234) in a head (236) of a person (206) and second eye position information (228) for a second eye (240) in the head (236) of the person (206) is received. A first image (252) of the virtual environment (204) for the first eye (234) is generated based on the first eye position information (226). A second image (254) of the virtual environment (204) for the second eye (240) is generated based on the second eye position information (228) for the second eye (240). The first image (252) and the second image (254) for display are sent to the person (206).