Archbishop's Palace, Maidstone rubble and timber framing on the east end. The roof is tiled and a garderobe projects on the north side. The palace is a Grade I listed building, the dungeon is listed Grade II*, and the gatehouse is listed Grade II and a scheduled monument. The buildings are surrounded by walls which are Grade II listed. The Dungeon is on the Historic England Heritage at Risk Register. Archbishop's Palace, Maidstone The Archbishop's Palace is an historic 14th-century and 16th-century building on the east bank of the River Medway in Maidstone, Kent. Originally a home from home for travelling archbishops from
Maidstone the river to allow clothes to be rinsed in the cleaner water away from the banks. Neolithic finds have revealed the earliest occupation of the area, and the Romans have left their mark in the road through the town and evidence of villas. The Normans set up a shire moot, and religious organisations established an abbey at Boxley, hospitals and a college for priests. Today’s suburb of Penenden Heath was a place of execution in medieval times. Maidstone played a key role during the Peasants' Revolt of 1381. The rebel priest John Ball had been imprisoned there and was freed