If you use public transport then you can go to these most interesting places:
- Athens (Acropolis - UNESCO + temples in Agora + Archaeological Museum + Syntagma Square)
- Meteora (rock monasteries)
- Delphi (Apollo oracle + temples)
- Mount Olympos - gods residence
- Vikos National Park (canyon + Monodendri village)
- Mount Athos monasteries
- Zakynthos (Blue caves + Shipwreck + beaches)
- Corinth (or Korinth - Temple of Apollo)
And to a lot of others indeed. We have selected these: Acropolis, Andikira, Corfu, Corinth, Crete, Delos, Delphi, Ermoupolis, Glifadha, Gorge of Samaria NP, Idhra, Ioannina, Iraklion/Herakleon, Itea, Ithaca, Katerini, Khalkis, Khania, Kithnos, Korini, Lamia, Larisa, Limni, Mount Athos, Mycenae, Mystras, Naxos, Nea Liosia, Neapolis, Nikopolis, Olympia, Pastra, Patmos Island, Patras, Philippi, Piraeus, Pirgos, Pisia, Plaka, Poros, Psiana, Salonica, Serrai, Sounion Cape, Thessalonika, Tiryns, Trikkala, Tripolis, Vergina, Volos