Waterton Lakes National Park is not located in the state of Montana; rather, it is situated in Alberta, Canada. It is part of the Waterton-Glacier International Peace Park, which includes the adjacent Glacier National Park in Montana. Therefore, this summary will focus on Waterton Lakes National Park in Alberta, Canada.

Waterton Lakes National Park is a stunning destination known for its breathtaking landscapes, diverse wildlife, and outdoor recreational activities. Here are some compelling reasons to visit this park:

1. Scenic Beauty: The park features majestic mountains, pristine lakes, and picturesque valleys. Visitors can explore the towering peaks, hike through wildflower-filled meadows, and witness the awe-inspiring turquoise waters of Waterton Lake and Cameron Lake.

2. Wildlife Watching: Waterton Lakes is home to a wide variety of wildlife, including bears, elk, moose, bighorn sheep, and numerous bird species. Visitors may have the opportunity to see these animals in their natural habitats.

3. Outdoor Activities: The park offers a range of activities for outdoor enthusiasts. From hiking and camping to boating and fishing, visitors can experience the park's natural beauty firsthand. There are also opportunities for biking, horseback riding, and winter sports like cross-country skiing and snowshoeing.

4. International Peace Park: Waterton Lakes National Park, along with Glacier National Park in Montana, forms the world's first International Peace Park. This unique designation signifies the cooperation and friendship between Canada and the United States in preserving and protecting these shared ecosystems.

Some specific points of interest in Waterton Lakes National Park include:

- Crypt Lake Trail: This challenging day hike is renowned for its stunning views, waterfalls, and a thrilling tunnel crawl to reach Crypt Lake.
- Red Rock Canyon: A short drive from the park entrance, Red Rock Canyon features unique red and green rock formations carved by the flowing water of the creek.
- Prince of Wales Hotel: Perched on a bluff overlooking Waterton Lake, this historic hotel offers panoramic views of the surrounding mountains and a charming place to stay or dine.

Interesting facts about Waterton Lakes National Park:

- The park was established in 1895, making it one of Canada's oldest national parks.
- It was named after Waterton Lake, which in turn was named after British naturalist and conservationist Charles Waterton.
- The park is part of the Crown of the Continent ecosystem, known for its remarkable biodiversity.

The best time to visit Waterton Lakes National Park is during the summer months (June to August) when the weather is generally mild and the wildflowers are in full bloom. However, autumn (September to October) also offers beautiful fall colors, and winter (December to February) provides opportunities for winter sports and peaceful solitude.

Please note that it's always recommended to verify this information across multiple independent sources to ensure accuracy.