Athens is the capital of Greece. It was also at the heart of Ancient Greece, a powerful civilization and empire. The city is still dominated by 5th-century BC landmarks, including the Acropolis, a hilltop citadel topped with ancient buildings like the colonnaded Parthenon temple. The Acropolis Museum, along with the National Archaeological Museum, preserves sculptures, vases, jewelry and more from Ancient Greece. ― Google

Corfu, an island off Greece’s northwest coast in the Ionian Sea, is defined by rugged mountains and a resort-studded shoreline. Its cultural heritage reflects years spent under Venetian, French and British rule before it was united with Greece in 1864. Corfu Town, flanked by 2 imposing Venetian fortresses, features winding medieval lanes, a French-style arcade and the grand Palace of St. Michael and St. George. ― Google

Heraklion, also known as Iraklio, is a port city and the capital of the Greek island of Crete. It’s known for the Palace of Knossos, just outside the city. The huge archaeological site dates back thousands of years to the Minoan civilization, and includes frescoes and baths. Guarding the city’s Venetian port is the 16th-century Koules fortress. Heraklion Archaeological Museum has a large collection of Minoan art. ― Google