Which natural feature is most famous in New Zealand?

Fiordland National Park is renowned for its stunning natural features, making it the most famous natural attraction in New Zealand. This national park is home to breathtaking fjords, including the iconic Milford Sound and Doubtful Sound, which are celebrated for their dramatic cliffs, lush rainforests, and cascading waterfalls. The unique geology and stark beauty of the fjords, combined with the diverse wildlife, including seals and dolphins, draw many visitors, making it an essential part of New Zealand's tourism landscape.

In contrast, while the Auckland Harbour Bridge is a well-known landmark, it is more of an engineered structure rather than a natural feature. Victoria Peak is actually located in Hong Kong, not New Zealand, and the Great Barrier Reef, while a remarkable natural wonder, is situated off the coast of Australia, not New Zealand. These options do not compare to the extensive and breathtaking landscapes found within Fiordland National Park, which truly epitomizes the natural beauty that New Zealand has to offer.