If your child has started toilet training, travel may be tricky. Help keep things on an even keel by sticking to your normal, at-home routine as much as possible. You can reduce your child's wariness of using the toilet in unfamiliar places by bringing her potty seat along (if possible).
These pointers might also be helpful:
FYI: Planning a trip to an amusement park or fair? Your child will be able to stand that level of stimulation only for a little while — probably about two hours — before he needs a break. Think about getting a hotel room or staying with friends so you can come and go. Trying to do everything in one day is a recipe for disaster.