The ruins of the Pajstun castle are found in the forests of the Little Carpathian Mountains, above the small Borinka, 25 km far from Bratislava. The access on foot to the castle takes 45 minutes, with one light climb that leave from Borinka village.
The Pajstun castle was for the first time mentioned in the 13th century and made part of the frontier castles complex. The castle was the seat of estate until the 1810 when Napoleon's soldiers destroyed it.