Glacier National Park has over 700 miles of trails and is home to over 70 species of mammals and over 260 species of birds. Going on a hike is one of the best ways to view the national park. Hike Grinnell Glacier for outstanding views of beautiful waterfalls and wildflower meadows. Begin your hike at the Gribbell Glacier Trailhead. The trip is 7.6 miles and you will reach an elevation of 1,840 feet. Also, don’t forget to hike the Iceberg Lake Trail and the Highline Trail.