Alnwick Castle in the period 1798–1814. The Abbot's Tower houses the Regimental Museum of the Royal Northumberland Fusiliers. An increase in public interest in the castle was generated by its use as a stand-in for the exterior and interior of Hogwarts in the "Harry Potter" films. Its appearance in the films has helped shape the public imagination regarding what castles should look like. Its condition contrasts with the vast majority of castles in the country, which are ruinous and unfit for habitation. The River Aln flows past the north side of the Castle. There is a deep ravine to the south and
Alnwick and the Gardens all year around. It is the second largest inhabited castle in England, after Windsor Castle. Benjamin Disraeli describes Alnwick as "Montacute" in his novel "Tancred". The centre of town is the market place, with its market cross, and the relatively modern Northumberland Hall, used as a meeting place. Surrounding the market place are the main shopping streets: Narrowgate, Fenkle Street, and Bondgate Within. The last of these is a wide road fronted by commercial buildings. In medieval times, Alnwick was a walled town, although due to fluctuating economic conditions during the Middle Ages, the walls were never