Glenwood Springs is a home rule municipality that is the county seat of Garfield County, Colorado, United States. The city population was 9,963 at the 2020 United States Census. Glenwood Springs is located at the confluence of the Roaring Fork River and the Colorado River, connecting the Roaring Fork Valley and a series of smaller towns on the Colorado River.

John Henry Holliday, better known as Doc Holliday, was a dentist and later a gambler, gunfighter, and a close friend and associate of lawman Wyatt Earp. Holliday is best known for his role in the events surrounding and his participation in the Gunfight at the O.K. Corral in Tombstone, Arizona. He developed a reputation as having killed more than a dozen men in various altercations, but modern researchers have concluded that, contrary to popular myth-making, Holliday killed only one to three men. Holliday's colorful life and character have been depicted in many books and portrayed by well-known actors in numerous movies and television series.