Promotional value expires Sep 30, 2022. Not valid from 6/18 through 7/17. Promo amount expires 10/23 weather permitting. After 9/5, all trips, including weekends, will be open to Groupon and the schedule will change from Friday through Monday. Online reservation required. Must sign waiver. Younger than 18 must have guardian-signed waiver. Must redeem at time of reservation. Only available during merchant's scheduled trip times. 48'' minimum height. Must be between 65 and 200 lbs (max) to participate. No refunds for those who show up outside the weight limits. No refunds for partial completion due to weather. Merchant's standard cancellation policy applies (any fees not to exceed voucher price). Limit 4 per person. May be repurchased every 90 days. Subject to availability. Valid only for option purchased. Please note: $8.73 per person "adjustment fee" at checkout for land use fees. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings