So, you received a shore excursion credit with your room. Now what? Credit has no monetary value and is nonrefundable. In the event a port o f call or excursion is missed, for any reason, no refund or credit will be issued. Shore excursion credit is applicable for each port, including debarkation port, and is not transferable to other ports. Use the credit or lose it. Does not include embarkation ports. Overnight stays are counted as individual ports/days for shore excursion credit. Shore excursion credit can be redeemed by calling 1-866-625-1167 or booking onboard. If guests book their excursions online on NCL's site; they are charged full retail for the excursions and the discount will be applied onboard in the form of a credit to their onboard account.