The Silver Mountain Stronghold is open at from 10.00 am to 6.00 pm (April – October) last guided tour – about 4.30 pm from 10.00 am to 5.00 pm (November – March) last guided tour – about 3.50 pm from 10.00 am to 7.00 pm every Saturday and Sunday during summer holidays The Silver Mountain Fortress is open all year round 7 days a week with the exception of Easter Sunday, 1 November and 24-25 December.