Don't forget, everybody (adults and kids) need passports as of January 1, 2008. Without passports nobody gets back into the USA. It is taking quite a while (months) to originate a passport.
The next thought is whatever CG you choose, talk to them and get their take on the safety of crossing the border for tourist activities. The border towns have gotten much more voilent crime. Like it or not, our families do not blend into a Latin American street scene. We look like rich Americans.
If you decide to go, get advice on where best to park your car. I forgot what you tow. If it is a Ford, be very careful in the El Paso area. Just a few years ago, Fords were by far the most stolen Brand of vehicle.
2005 Newmar KSDP 3910 + GMC ENVOY XUV 37K lbs Moving Down The Road
The Avatar Is Many Times Around The USA
Nobody Knows Your Coach Like Somebody Who Owns One Just Like Yours