About: National Park to Park Highway

The National Park to Park Highway was an auto trail in the United States in the 1910s and 1920s, plotted by A. L. Westgard. It followed a large loop through the West, connecting twelve National Parks: * Rocky Mountain National Park * Yellowstone National Park * Glacier National Park * Mount Rainier National Park * Crater Lake National Park * Lassen Volcanic National Park * Yosemite National Park * General Grant National Park (now part of Kings Canyon) * Sequoia National Park * Zion National Park * Grand Canyon National Park * Mesa Verde National Park