Home to the ancient Acropolis and the most important Archeological Museum of Greek artifacts, Athens is also a modern metropolis, rennovated after the 2004 Olympic Games.
Don't go here--there's nothing to see--although the drive over the mountains from Sparta to Olimpia is beautiful.
Known as the "Party Island" of the Greek Cyclades, it also has a smaller cousin (Delos) which has ruins of Greek temples.
Over 3000 years ago, a gigantic volcanic eruption created what is now the Caldera of Santorini, wiping out the Minoan civiliztion and giving rise to the lengend of Atlantis. Today, Santorini welcomes tourists from around the world with its rugged beauty, from sheer cliffs to sandy beaches. A great place for couples but also adventurous singles.