albuquerque, petrified forest, grand canyon, saguaro, carlsbad - road trip

[raven18]

I'll taking a week long road trip with my family late May/Early June.

Here's the working (subject to change) itinerary for Grand Canyon:

Departure May 28 [from my parents place in Plano, TX]
Pass by Cadillac Ranch in Amarillo
Stay in Albuquerque night of May 28
Pass by Petrified Forest in Arizona May 29 - 1/2 day? <
Arrive Grand Canyon May 29
Visit Grand Canyon May 30, 1 day enough or not?
Leaving Grand Canyon May 31
Arrive Tucson May 31
Visit Saguaro National Park May 31
Arrive Las Cruces June 1
Visit White Sands NP June 2
Visit Carlsbad Cavern June 2
Stay in Carlsbad area June 2
Return home June 3


(©Microsoft Streets and Trips)

I'm just wondering if anyone has any suggestions or tips for us, like anything in the route we shouldn't miss, or if we should take a day or two longer at each part, or anything special or unique about each of the sites that we should look at, or anything at all?