We made it back after only 18 hours on the road. Alice only cried for the last 3 or 4 hours. But I think the boys had a good time. Alice was a bit under the weather during most of the trip, although she did enjoy some of the sites (see below) and definitely had fun the few times we let her run wild and free.
P.S. Final damage: 530 images taking 1447 megabytes of space.
Alice hangs out in the coffee shop just like Mom