Santa Fe Trail logo —
Photo Credit: https://www.nps.gov/safe/index.htm

Map of Santa Fe Trail —
Photo Credit: By United States National Park Service-Map, Robert McGinnis-illustration - Public Domain, https://commons.wikimedia.org/w/index.php?curid=18223016

Early photo (possibly the first) of Kit Carson —
Photo Credit: By Unknown photographer - Public Domain, https://commons.wikimedia.org/w/index.php?curid=35904566

Kit Carson —
Photo Credit: By Unknown author - Public Domain, https://commons.wikimedia.org/w/index.php?curid=12878413

Kit Carson by William Ranney, 1854 —
Photo Credit: By William Ranney (1813-1857) - Public Domain, https://commons.wikimedia.org/w/index.php?curid=32891552

Westward the Course of Empire Takes Its Way — Also known as Westward Ho, Emanuel Gottlieb Leutze's 1861 mural symbolizes Manifest Destiny. It is painted behind the western staircase of the House of Representatives and measures 20-by-30-feet (6.1 m × 9.1 m).
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=20625887

seal of Navajo Nation —
Photo Credit: By Bassoonstuff (Bobby C. Hawkins) - Own work, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=28948326

Buffalo Bill, ca.1875 —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=6937430

Map of United States Indian Removal, 1830–1838 —
Photo Credit: Own work by Nikater Public Domain, https://commons.wikimedia.org/w/index.php?curid=2681249

Flag of the Comanche Nation —
Photo Credit: Public Domain, https://commons.wikimedia.org/w/index.php?curid=1085521

seal of Cherokee Nation —
Photo Credit: By Original Compiled by Aaron Walden.Vector derivative by Jdcollins13 - This file was derived from: Greatsealofthecherokee.png:, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=25984829