sentences:  Alongside the depot barracks, across Poundbury Road, stood the older Cavalry Barracks (opened in 1795 and later known as Marabout Barracks).Most of that site remains in military use as Dorchester's Army Reserve Centre.The keep is now a regimental museum for the Devonshire Regiment, the Dorset Regiment, the Devonshire and Dorset Regiment, The Dorset Yeomanry, Queen's Own Dorset Yeomanry, The Dorset Militia, The Royal Devon Yeomanry and 94 Field Regiment RA.