Please study this map.
1 to 10 are bodies of water. Adriatic Sea, Ionian Sea, Mediterranean Sea, Aegean Sea, Sea of Marmara, Black Sea, Sea of Galilee, Jordan River, Dead Sea, Red Sea.
11 to 16 are land/islands. Italy, Crimea, Thera or Santorini, Rhodes, Crete, Cyprus.
17-18 are mountains. Pindos Mountains and Mount Olympus.
19-20 are geographic regions. Balkans and Anatolia/Asia Minor.
21 to 25 are early Greek cities. Olympia, Delphi, Mycenae, Troy, and Ephesus.
What waterways do you pass through to get from the the Aegean Sea to the Black Sea? (Dardanelles, Sea of Marmara, Bosporus)