The castle was ordered to be demolished during the Protestant Reformation in 1528 by the king [https://en.wikipedia.org/wiki/Gustav_I_of_Sweden Gustav I] of Sweden. Excavation and reconstruction work on the remaining ruins began in 1891.
Nearby zones are [[zoneZone:LinnanParkki|LinnanParkki]] and [[zoneZone:KustöFågel|KustöFågel]].