People tend to check in during these times:
Don't just walk on the paved road, there are several hiking trails to explore! Ask the park rangers for a map when you go inside the visitors center.
Don't forget: pick up your national parks lifetime pass!
Have the kiddos talk to a park ranger in the visitor's center about becoming a Junior Park Ranger.
The north lost this one. We are lucky it's still around to see. There is a spring house to be found at the bottom of ???
Learn lots about Civil War history.