The rustic, hilly island of Halki (Chalki) is best known for its secluded beaches, including Kania and Potamos, some only accessible on foot. Ferries arrive from Rhodes Town and Piraeus at the port in charming Nimborio, which has seafront tavernas and open-air bars, plus upscale vacation villas. Hiking trails lead past whitewashed chapels and the Castle of the Knights of St. John to the abandoned village of Chorio