National Geologic Trail
The first National Geologic Trail was established by the Omnibus Public Land Management Act of 2009.
- Ice Age Floods National Geologic Trail
Read more about this topic: National Trails System
Famous quotes containing the words national and/or trail:
“Our national determination to keep free of foreign wars and foreign entanglements cannot prevent us from feeling deep concern when ideals and principles that we have cherished are challenged.”
—Franklin D. Roosevelt (1882–1945)
“It is not for man to follow the trail of truth too far, since by so doing he entirely loses the directing compass of his mind.”
—Herman Melville (1819–1891)
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