As the first National Park in the United States, Yellowstone has always had a special place in the hearts of American vacationers. These vintage advertisements show how much the park has changed (bear feeding grounds!), and how in many ways, Yellowstone has not changed at all.
EXCLUSIVE: ‘Bear Bathtub’ Caught on Camera in Yellowstone: http://on.natgeo.com/1r3ftkj
Archival film and/or video materials from the Collections of the Library of Congress