Fort Armstrong Theatre is a historic building located in downtown Rock Island, Illinois, United States.

[3] The theater was named for Fort Armstrong, a fortification that sat in the middle of the Mississippi River near the present location of the Rock Island Arsenal.

Congratulatory telegrams were received from Paramount Pictures President Adolf Zukor, Cecil B. DeMille, and comedian Roscoe “Fatty” Arbuckle.

[4] The façade features a curved northeast corner, tympanum-like areas above each window, and terra cotta decorations in Illinois and Native American themes.

Ivory is the main color for the terra cotta frame and it incorporates details in yellow, bright blue, green, and brick red.