To solve the problem that a walking exercise machine is monotonous in many cases and bores a user due to long-term usage since the machine is used at the same place in a room so as not to change a circumferential scenery despite moving legs, though the user does exercises while wearing speakers such as earphones and headphones in the walking exercise machine which is generally used in a fitness club, etc., in a conventional manner.

A spectacle display for monitoring a three-dimensional image in a sense to wear spectacles is used together with the walking machine. The content is the three-dimensional image to match the walking. Thus, the user obtains a more realistic sensation in using the walking machine and doing exercises.