Fortress of Krujë — Wikipedia

The Fortress of Krujë (Albanian: Kalaja e Krujës) is a fortress in the city of Krujë, Albania and the center of Skanderbeg's rebellion against the Ottoman Empire. Inside the fortress is the Teqe of Dollme of the Bektashi (an Islamic Sufi sect), the National Skanderbeg Museum, the remains of the Fatih Sultan Mehmed mosque and its minaret, an ethnographic museum and a hammam (Turkish bathhouse).