Overnight RV Parking no longer allowed.
Bally's and ParisHot
RV Parking and Camping Information
and it's sister properties on either side, Bally's and Planet Hollywood. That's our favorite spot in LV because it is a short walk to the strip and several very nice properties; more details and a photo can be found in parts of these two posts:
Thanks to Sean, http://ourodyssey.blogspot.com, for his report on the Casino Camper Yahoo! Group http://autos.groups.yahoo.com/group/casinocamper/ reprinted above.