add VR screenshot

README.md

@@ -15,4 +15,6 @@ You can try playing the game in its current state [here.](https://sebastian.itch
 This is a fork that implement VR with OpenXR. 
 - No motion controllers
 - No speedometer or compass
-- Add the TAB key to toggle on/off the timer and quest objectives for immerssion.
+- Add the TAB key to toggle on/off the timer and quest objectives for immersion.
+
+![Image](https://www.gregandev.fr/images/projets/geo-vr.png)