What is the population of the town where The King's Castle is located?
The King's Castle:  The collection (one of four museums) is housed at the Henry Parkes Centre, on the Newell Highway, Parkes and is open to the public seven (7) days a week. Parkes, New South Wales:  Parkes had an urban population of 15,450 as at 30 June 2016.
i don't know