states department of state which has useful information in case you need to know what to do for a lost passport or some other emergency. carry this information when you go on the trip. you can have a replacement passport ready within a couple of days.
be sure to plan for extra breaks when traveling with a child. you can go to the bathroom and get some exercise for a few minutes. getting little kids out of cars here and there can help them avoid motion sickness. the trip will take a bit longer, but you will have a dramatic drop in stress.
these tricks and tips from the experts will make 