Pre-purchasing tickets is required on weekends and Columbus day Monday only due to capacity restrictions. On weekends there will be an AM session (9:30am-1:30pm) or PM session (2pm-6pm) that you must sign up for. Your ticket will only be valid during that AM or PM time frame. Weekday tickets can be purchased online or at the door. We do not offer refunds, rescheduling, or rain checks on admission tickets. If cannot use your tickets they are valid for any weekday admission (excluding Columbus Day) through the end of the year.