The Diolkos (Δίολκος) was a paved track build by the tyrant Periander (r. 627–585 BC) in order to moved the ships and transport goods overland across the Isthmus of Corinth between two portrs of Corinyhos: Lechaion and Kechries.
See:
- Socrates Koursoumis, Lechaion port - http://odysseus.culture.gr/h/3/eh351.jsp?obj_id=20986
- https://en.wikipedia.org/wiki/Diolkos