U.S. Army Museum of Hawaiʻi (Fort DeRussy, Waikīkī)
A free military history museum inside Battery Randolph, a 1911 coastal artillery bunker at Fort DeRussy in Waikīkī. It covers ancient Hawaiian warfare through WWII, Korea and Vietnam, with tanks, a Cobra helicopter and a Gallery of Heroes. Open Tuesday to Saturday, 10 a.m. to 5 p.m.
- Hours: Tuesday to Saturday, 10 a.m. to 5 p.m.; closed Sunday, Monday and federal holidays.
- Admission: free (donations welcome).
- Address: 2131 Kālia Road, Waikīkī, at Fort DeRussy Beach Park.
- Parking: Fort DeRussy lot, about $4 for the first hour and $3 each additional hour with museum validation.
- Inside: WWII tanks and artillery, an AH-1 Cobra helicopter, uniforms and weapons, displays on Hawaiian warfare, and the Gallery of Heroes honoring Hawaiʻi's Medal of Honor and other top award recipients.
Source: Hawaii.com: U.S. Army Museum of Hawaiʻi
Last checked Oct. 29, 2026. Hours, fees and rules can change, so confirm with the official source before you go.