View of interior fortification walls of famous Spis Castle (Spissky hrad) ruin. Spis Castle is very popular symbol of Eastern Slovakia. It is situated above the Spisske Podhradie town and the village of Zehra, in the Spis region, Eastern Slovakia. It is included in the UNESCO World Heritage List. Spis Castle is one of the biggest European castles by area (41 426 m2) and is definitely worth a visit.