Make sure you do not buy your ticket through your ...

Make sure you do not buy your ticket through your credit card rewards program. It took us 20 min with the cashier to get checked in because they couldn't print us a ticket even though on our printout that we brought it had our itinerary number and they had our ID. We were not even given food vouchers for the wait or inconvenience. We drove 2 hours. First and last time at this zoo.