Property Location With a stay at Castle Gate Guest House in Alnwick, you'll be minutes from Alnwick Playhouse and Alnwick Castle. This bed & breakfast is within close proximity of Alnwick Garden and Barter Books.Rooms Make yourself at home in of the guestrooms featuring fireplaces and LCD televisions. Conveniences include coffee/tea makers and irons/ironing boards.Dining A complimentary breakfast is included.Business, Other Amenities Free self parking is available onsite.