For over 34 years the Nightmare 17th Street Haunted House, founded by the members of the Knights of Pythias, has been scaring victims annually since 1989. Located downtown Cheyenne Wy within the historic, verified haunted, Knights of Pythias…

Wyoming's Oldest and Largest Haunted House Your nightmares will be coming true shortly!!! Enter into a world of horror at our haunted Castle hall. Beware! The nightmares come to life as you embark on the thrill of a lifetime. Come! Test your…