Purchase gift certificate vouchers good for 1 admission. You can share the voucher(s) by email or print it and give it as a gift or keep it for yourself. Expiration date is 1 year from the purchase date. A reservation is required in order to dig. When the person knows what day they would like to dig (check our calendar for availability) please use our reservation form and select pay at the mine. Just provide the printed voucher or show us on your device the voucher code