Receipt is valid for seven days.
Summers are generally of short duration with pleasant warm days and cool nights.
Freezing temperatures can sometimes occur during summer months. The altitude is 8,500 above sea level so pace yourself in any season, drink a lot of water, and use sunscreen. The visitor center and associated petrified stump displays are fully wheelchair accessible. There are over 14 miles of easy to moderate trails through ponderosa pine forest and mountain meadows.