If you are not too exhausted after the slopes close in Les Deux Alpes then why not try Ski-dooing. They have four trips every evening at 6pm, 7.15pm, 8.30pm and 9.30pm. Duration of the tour is an hour and covers approx 15km.
+33 6 08 63 07 40
Le Village, 38860 Les Deux Alpes, France