Hydra is one of the Saronic Islands of Greece, located in the Aegean Sea between the Myrotoan Sea and the Argolic Gulf.
Olympia, is a small town in Elis on the Peloponnese peninsula in Greece, famous for the nearby archaeological site of the same name, which was a major Panhellenic religious sanctuary of ancient Greece, where the ancient Olympic Games were held.
Santorini, officially Thira and classic Greek Thera, is an island in the southern Aegean Sea, about 200 km southeast of Greece's mainland.
Cephalonia or Kefalonia, formerly also known as Kefallinia or Kephallenia, is the largest of the Ionian Islands in western Greece and the 6th largest island in Greece after Crete, Evoia, Lesbos, Rhodes, and Chios.
Kajmakčalan, or Kaimaki or Kaimaktsalan or Voras, is a mountain on the border between Greece and the Republic of North Macedonia.