Next to one of the countries largest skateparks, the St. Charles County Youth Activity Park is home to a Velosolutions Pump Track set that you won’t want to miss. Featuring an expert jump line up to 8 feet tall on the big track that is 226 meters long, and a kids track 56 meters long. This park requires you to bring a helmet and has specific hours of operation. Just a half-hour outside the St. Louis Arch along with other tourist attractions. Onsite there is a snack bar, and public restrooms.