You always need red, white and blue on the Fourth of July. On America's 212th birthday, the Southwest Chief is flying low at Canyon Diablo, between Flagstaff and Winslow.

Amtrak’s California Zephyr is westbound in the Rio Grande’s Tunnel District east of Crescent, Colorado, on July 16, 1990. The train is passing through Tunnel 14, with the locomotives about to ... (more)