Promotional value expires Sep 1, 2016. Amount paid never expires. Not valid until 24 hours after purchase. Reservation required; reservations accepted for dates from 6/1 through 9/1. Merchant's standard cancellation policy applies (any fees not to exceed Groupon price). Limit 2/person, may buy 2 more as gifts. Valid only for option purchased. Not valid for children under 6. Children under 18 require guardian-signed waiver and must be at least 44" tall and accompanied by an adult. 350lb weight maximum. Not valid 7/1-7/5. Minimum occupancy required for vessel departure. Subject to weather; cancellations will be announced within an hour of scheduled departure. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings