 At the place of the former Camp Laguna, now the grounds of Yuma Proving Ground is the Wahner E. Brooks Historical Exhibit.The exhibit has items on display from World War II and the Yuma Test Branch to present day equipment.The display has WW2 M4A3 Sherman Tank, Howitzers, a XM51 Little John Rocket, a Honest John Rocket, M2A1 40 MM Towed Antiaircraft Gun, M42A2 "Duster" Antiaircraft Artillery, M91 115.4.5 Inch multiple rocket launcher, Sergeant York 40MM Antiaircraft Weapons System, M74 Tank Recovery Vehicle, M47 Medium Tank, M728 Combat Engineer Vehicle, M551 "Sheridan" Armored Reconnaissance Airborne Assault Vehicle, and a M113A1 Armored Personnel Carrier.