Entrance Station Opens at 7 am. $15 Per Vehicle (up to four adults). Spice up your spring with the Annual Mariachi Festival. Enjoy a wide variety of Southern Arizona Mariachi bands on stage. Featuring authentic Mexican food, hot dogs, hamburgers, kettle corn & shaved ice! Visitors may also bring their own picnic basket and there will be a Piñata for the kids! Don’t forget to bring: Plenty of water, lawn chair, sunscreen, hat. In addition, Patagonia offers fishing, birding, boat tours, and nature walks.