Your voucher is valid for two people. Available any open day until 31st March 2020 and weekdays only from 1st April 2020. Your voucher may be used for two adults or for one adult and one child (minimum age: five years). All children must be accompanied by an adult. Your experience must be pre-booked. Numbers will be strictly limited to make your experience more intimate, but some cases may be shared. All dates are subject to availability.