Cosmic Cavern – Berryville, AR – Online Tickets. We are working right now to make our online tickets available for purchase! Please check back often, and we will soon offer online ticket purchases. Once we have this system in operation you will be able to print your tickets and bring your confirmation number and receipt for payment to validate your ticket! For now tickets may be purchased at our Visitor Center / Gift Shop, and we encourage you to use our coupon – found on our coupon page. No reservations are necessary for our regular cave tours. Upon your arrival, we will put you on the next available tour. Tours leave approximately every 25 minutes during normal business hours! We look forward to seeing you at Cosmic Cavern!