See
Kalepark Fortress
This was rebuilt by the Genoese when they took over in 1306. They called it "beautiful castle", Leonkastron or in Turkish Güzelhisar, which you wouldn't guess from its shambles of a ruin.
Listing from Wikivoyage: Trabzon, CC BY-SA 4.0.
Updated 28 Sept 2026. Something wrong? Tell us.