sentences:  Passes are available on an annual basis (good for one year from purchase date) starting at $15.00.Activities at various parks include hiking, swimming, fishing, sledding, cross-country skiing (rentals available), playgrounds, picnic areas, play fields, and many nature-based programs for all ages.Wheeled vehicles (except wheelchairs) are not permitted on trails, and pets are not permitted in the state nature preserve areas (clearly marked).