Greece 18 UNESCO. TOP 10. 1. Acropolis Athens (UNESCO) — Parthenon. 2. Santorini — caldera, white villages. 3. Meteora (UNESCO) — monasteries. 4. Delphi (UNESCO) — Apollo temple. 5. Mykonos — nightlife, windmills. 6. Crete — Knossos. 7. Rhodes Old Town (UNESCO). 8. Olympia (UNESCO) — Olympic Games birthplace. 9. Plaka Athens. 10. Naxos + Paros — authentic Cyclades. Bonus: Corfu, Zante Shipwreck Beach, Halkidiki. Budget 10 days: 900-3.500 EUR/person with flight.