Ruined castles in Greece

Tiryns ( or ; Ancient Greek: Τίρυνς; Modern Greek: Τίρυνθα) is a Mycenaean archaeological site in Argolis in the Peloponnese, and the location from which the mythical hero Heracles was said to have performed his Twelve Labours. It lies south of Mycenae.

Ottoman fortification at the mouth of the gulf of Arta

Siderokastron () was a medieval fortified settlement on Mount Oeta in Central Greece.

medieval castle in Municipality of Kalamata, Greece