Milford Sound is a fjord located in the Fiordland region of New Zealand's South Island. It is considered one of the most stunning natural wonders of New Zealand and has been named the "eighth wonder of the world" by Rudyard Kipling.

Milford Sound is a deep, narrow inlet stretching 15 kilometers (9.3 miles) from the Tasman Sea into the heart of Fiordland National Park. It is surrounded by towering cliffs, lush rainforests, and waterfalls that cascade down from the mountains. The water in Milford Sound is a mix of saltwater and freshwater, creating a unique marine ecosystem home to various sea creatures, including dolphins, seals, and penguins.

Visitors to Milford Sound can take a cruise along the fjord to experience its stunning natural beauty up close. The cruises offer views of waterfalls, towering cliffs, and the chance to see marine life in their natural habitat. The area around Milford Sound also provides many hiking and outdoor activities, making it a popular destination for nature lovers and adventure seekers.

A road trip from Te Anau to Milford Sound is a great way to explore the stunning natural beauty of New Zealand's Fiordland region. Here are some places to see along the road, as well as what to spot on the cruises.

• Eglinton Valley - This beautiful valley is home to ancient forests and stunning mountain views. It's a great place to stop for a walk or a picnic.

• Mirror Lakes - As the name suggests, these lakes reflect the surrounding mountains and trees, creating a beautiful photo opportunity.

• Hollyford Valley - This remote valley is home to various wildlife, including deer, kea (alpine parrots), and even the occasional kiwi bird.

• Homer Tunnel - This engineering marvel is a tunnel that cuts through a mountain and connects the road to Milford Sound. It's an impressive sight and a great place to take a photo.

• The Cleddau Valley offers stunning views of waterfalls cascading down the cliffs, especially on rainy days when the waterfalls are at their most dramatic.

• On the Milford Sound cruises, watch for dolphins, seals, and sometimes even penguins. The scenery itself is also breathtaking, with towering cliffs and waterfalls.

The road trip to Milford Sound offers plenty of opportunities to see some of New Zealand's most beautiful natural landscapes and wildlife. Be sure to take your time and enjoy the journey, as well as the destination.