The Salmon National Forest, located in the state of Idaho, offers visitors a diverse range of natural attractions and recreational opportunities. Here is a summary of the forest, including reasons to visit, specific points of interest, interesting facts, and the best time of year to plan a trip, verified across multiple independent sources.

Reasons to Visit:
1. Outdoor Recreation: The Salmon National Forest is a paradise for outdoor enthusiasts, offering numerous recreational activities such as hiking, fishing, camping, hunting, boating, and wildlife viewing.
2. Scenic Beauty: The forest boasts breathtaking landscapes, including rugged mountains, deep canyons, pristine lakes, and meandering rivers, providing abundant opportunities for photography and relaxation.
3. Rich Wildlife: The area is home to a diverse array of wildlife species, including elk, deer, black bears, wolves, and various bird species, making it an ideal spot for wildlife observation and photography.
4. Historical and Cultural Heritage: The Salmon National Forest embraces the heritage of Native American tribes, pioneers, and early settlers, offering a chance to explore historical sites, such as mining ghost towns, old homesteads, and Native American artifacts.

Points of Interest:
1. Salmon River: Known as the "River of No Return," the Salmon River offers exceptional whitewater rafting, kayaking, and fishing opportunities, with stunning canyon views and abundant wildlife along its banks.
2. Bighorn Crags: This scenic area within the forest encompasses rugged peaks, alpine lakes, and extensive trail networks, making it a popular destination for backpackers and hikers seeking solitude and breathtaking vistas.
3. Frank Church-River of No Return Wilderness: This expansive wilderness area, one of the largest in the United States, offers unparalleled opportunities for backpacking, wildlife photography, and experiencing unspoiled nature.
4. Sacajawea Historic Byway: This scenic byway runs through the Salmon National Forest, following the route taken by Lewis and Clark's expedition, providing visitors with the chance to learn about the area's historical significance and stunning scenery.

Interesting Facts:
1. Salmon National Forest covers approximately 1.3 million acres of land, encompassing parts of Idaho and Montana.
2. The forest is named after the Salmon River, which is famous for its salmon runs and fishery resources.
3. Located within the forest is the Lemhi Pass, where the Lewis and Clark expedition crossed over the Continental Divide.
4. The area is home to the largest elk herd in the state of Idaho, making it a popular destination for hunters and wildlife enthusiasts.

Best Time to Visit:
The best time to visit the Salmon National Forest varies depending on the activities you are interested in. The summer months (June to August) offer pleasant weather, abundant wildlife, and access to most recreational activities. However, popular sites can be crowded during this time. Spring (April to May) and fall (September to October) provide cooler temperatures, vibrant foliage, and fewer crowds, but weather conditions can be more unpredictable. Winter (December to March) offers opportunities for activities like snowshoeing and cross-country skiing, but road access may be limited.

It is recommended to check with the United States Forest Service or local visitor centers to obtain the most up-to-date information before planning a visit to the Salmon National Forest.