Powered by ENZ Experiences Ltd Book Now - Instant confirmation - Flexible to make changes Why book online before you arrive? Checkout Basket Add to basket Doubtful Sound Cruise & Te Anau Glowworms Combo Doubtful Sound Gift Voucher I want this to be an open dated Gift Voucher We will email you an open dated gift voucher valid for 12 months. The recipient will need to book an exact time and date online using the gift voucher they receive from you. Gift to name •Gift from name •Message to appear on Gift Voucher Select Date and Travelers Fields marked with a • are mandatory. Complete this combo over 1 or 2 days (accommodation not included). Please specify upon booking.