Hydra is one of the Saronic Islands of Greece, located in the Aegean Sea between the Saronic Gulf and the Argolic Gulf.
Kajmakčalan or Kaimaki or Kaimaktsalan or Voras is a mountain on the border between Greece and the Republic of Macedonia.
Aegina is one of the Saronic Islands of Greece in the Saronic Gulf, 27 km from Athens.
Athens is the capital and largest city of Greece.
Spetses is an island and a municipality in the Islands regional unit, Attica, Greece.