Quirky hotel with a brasserie in a former medieval castle oxford castle quarter located within a converted prison in a medieval castle malmaison oxford puts you in one of oxfords oldest and trendiest areas youll find the bustling covered market the modern art oxford gallery and christ church college within a 5 minute walk crypts and curios you can take a guided tour of the castle and climb st georges tower or descend into the dark 900 year old crypt within a 15 minute walk you can br