Greece is a popular tourist destination, and some of the most visited cities include Athens, Santorini, Mykonos, Crete, and Rhodes. Athens is the capital and the most populous city in Greece, and is known for its ancient ruins and monuments, including the Acropolis, Parthenon, and Agora. Santorini is known for its breathtaking views, crystal-clear waters, and stunning sunsets. Mykonos is known for its beautiful beaches, vibrant nightlife, and picturesque windmills. Crete is the largest island in Greece and is known for its beautiful beaches, archaeological sites, and picturesque villages. Lastly, Rhodes is known for its ancient city, stunning beaches, and vibrant nightlife.