Heraklion, or Heraclion also Iraklion is the largest city and the administrative capital of the island of Crete, Greece. It is the 4th largest city in Greece. Heraklion is the capital of Heraklion regional unit. The ruins of Knossos, which were excavated and restored by Arthur Evans, are nearby. The Heraklion International Airport is named after Nikos Kazantzakis.