Marvel at the awe-inspiring beauty of New Zealand's South Island on this 11-day small ship cruise. In Kaikoura, the country's premier whale-watching destination, keep your eyes peeled for the fluke of a whale's tail as it plunges to the depths of the ocean, while in Fiordland National Park, part of a wider UNESCO World Heritage-listed area, marvel at the jaw-dropping natural beauty of Milford, Dusky and Doubtful sounds, filled with forest-covered mountains and thundering waterfalls.