ROCK ISLAND, ILLINOIS (June 27, 2023) — The Rock Island Arsenal Museum will re-open Thursday, June 29, 2023, after being closed for more than three years. There will be an official ribbon-cutting ceremony at 10:30AM to mark the occasion and to celebrate the return of the installation and greater Quad-Cities landmark of military history and heritage of the region. The museum originally opened on July 4, 1905, and is the second-oldest museum in the US Army.