Promotional value expires Sep 9, 2023. Amount paid never expires. Reservation required. Confirmation will be received at time of booking, unless booked within 7 days of travel. In this case confirmation will be received within 48 hours, subject to availability. Not wheelchair accessible. Not recommended for travelers with back problems. Not recommended for pregnant travelers. No heart problems or other serious medical conditions. Travelers should have a moderate physical fitness level. This experience requires a minimum number of travelers. If it’s canceled because the minimum isn’t met, you’ll be offered a different date/experience or a full refund. Merchant's standard cancellation policy applies (any fees not to exceed Groupon price). Limit 15 per person. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Offer is not eligible for our promo codes or other discounts Valid only for option purchased. Limit 15 per person. All goods or services must be used by the same person. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings