Athens

1. Acropolis and Parthenon: The ancient citadel on a rocky outcrop above Athens, featuring the Parthenon, a symbol of classical Greece.
2. Acropolis Museum: A modern museum housing artifacts from the Acropolis.
3. Ancient Agora: The central public space in ancient Athens, including the Temple of Hephaestus.
4. National Archaeological Museum: Greece's largest museum, with extensive collections of Greek antiquities.
5. Plaka: The old historical neighborhood of Athens, known for its narrow streets, cafes, and shops.

Thessaloniki

1. White Tower: A symbol of Thessaloniki, offering panoramic views of the city.
2. Rotunda: A massive round building that has served as a mausoleum, church, and mosque.
3. Archaeological Museum of Thessaloniki: Houses artifacts from Macedonia, including the gold finds from Vergina.
4. Ano Poli: The old upper town, known for its traditional houses and Byzantine walls.

Delphi

1. Temple of Apollo: Where the Oracle of Delphi prophesied.
2. Delphi Archaeological Museum: Showcases important artifacts from the ancient site.
3. Tholos of Delphi: A circular building at the sanctuary of Athena Pronaia.

Greek Islands

Santorini

1. Fira and Oia: Known for their stunning caldera views, white-washed buildings, and vibrant sunsets.
2. Red Beach: Famous for its red volcanic sand and cliffs.
3. Ancient Thera: The ruins of a city dating back to the 9th century BC.

Mykonos

1. Little Venice: A charming district with houses built right on the water.
2. Windmills: Iconic structures offering picturesque views.
3. Delos Island: A nearby archaeological site, considered the birthplace of Apollo and Artemis.

Crete

1. Knossos Palace: The center of the Minoan civilization, with impressive frescoes and ruins.
2. Samaria Gorge: A national park offering spectacular hiking opportunities.
3. Elafonissi Beach: Known for its pink sand and clear waters.

Rhodes

1. Old Town of Rhodes: A UNESCO World Heritage site with medieval architecture.
2. Palace of the Grand Master: A medieval castle and museum.
3. Lindos Acropolis: An ancient acropolis with stunning views over the sea.

Corfu

1. Corfu Town: A UNESCO World Heritage site with Venetian, French, and British influences.
2. Achilleion Palace: A palace built by Empress Elisabeth of Austria with beautiful gardens.
3. Paleokastritsa Beach: Known for its crystal-clear waters and scenic beauty.

Mainland Attractions

1. Meteora: Monasteries perched on top of towering rock formations, offering stunning views and spiritual serenity.
2. Olympia: The birthplace of the Olympic Games, with ruins of ancient athletic facilities and temples.
3. Mycenae: An ancient city with significant archaeological remains, including the Lion Gate and royal tombs.
4. Epidaurus: Famous for its ancient theater with exceptional acoustics.

Peloponnese

1. Nafplio: A charming seaside town with Venetian architecture and historical significance.
2. Monemvasia: A medieval fortress town on a small peninsula.
3. Ancient Corinth: Ruins of a powerful city-state, including the Temple of Apollo.

Cultural Experiences

1. Greek Cuisine: Enjoy traditional dishes such as moussaka, souvlaki, tzatziki, and fresh seafood. Don’t miss local wines and olive oil.
2. Festivals: Experience Greek culture through festivals such as:
   • Easter Celebrations: Particularly notable in Corfu and other parts of Greece.
   • Athens and Epidaurus Festival: Featuring performances of ancient drama in historic venues.
3. Music and Dance: Traditional Greek music and dance performances, often found in local tavernas and during festivals.

Beaches and Outdoor Activities

1. Navagio Beach (Zakynthos): Known for its shipwreck and stunning blue waters.
2. Myrtos Beach (Kefalonia): Famous for its turquoise waters and white pebble shore.
3. Sailing and Yachting: Explore the Greek islands by boat, a popular way to experience the coastline.
4. Hiking: Numerous trails across the country, including the E4 European long-distance path and trails on Mount Olympus.

Practical Tips

• Language: Greek is the official language, but English is widely spoken in tourist areas.
• Currency: The Euro (EUR) is used.
• Transportation: Greece has a well-developed public transport system, including ferries between the islands, buses, and trains on the mainland.

Best Time to Visit

• Summer (June to August): Ideal for beach holidays, but it’s also the peak tourist season.
• Spring (April to June) and Autumn (September to October): Best for sightseeing with pleasant weather and fewer crowds.
• Winter (November to March): Suitable for cultural tourism and experiencing local life, with fewer tourists around.

Greece offers a unique blend of ancient history, vibrant culture, and natural beauty, making it a top destination for travelers of all interests.