ARTAAL: a ride through an abstract landscape is a short demo built for the Oculus Rift, which takes you for a gentle ride in an abstract, surreal world. The experience takes about 20 minutes to complete, and requires no user input.

CONTROLS:
enter = start the ride
r = recenter view
tab = toggle text display
left ctrl = toggle fast mode
escape = exit

You can download the latest version for free here:

Download ARTAAL 2.1.1 (SDK 1.4)