| | Oregon National Historic Trail | | There are a number of ways to enjoy the Oregon National Historic Trail including auto-touring, visiting interpretive sites, hiking, biking or horseback riding trail segments and visiting museums. Depending on which segment visitors would like to explore, some or all of these activities may be available. | |
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| | The Idaho Centennial Trail | | The Idaho Centennial Trail extends about 1,200 miles from Nevada to the Canadian border. It passes through 11 national forests, 1,200 miles of rugged sagebrush desert, and the largest contiguous wilderness in the lower 48 states. | |
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