The 6th Cavalry is a regiment of the United States Army that began as a regiment of cavalry in the American Civil War. It currently is organized into aviation squadrons that are assigned to several different combat aviation brigades.

William Hemsley Emory was a prominent American surveyor and civil engineer of the 19th century. As an officer in the U.S. Army Corps of Topographical Engineers he specialized in mapping the United States border, including the Texas–Mexico border, and the Gadsden Purchase border, 1844–1855, and published lasting scientific reports on the border region.