Is Athens a walkable city?
Yes, Athens is a walkable city. Stay at Plaka, Monastiraki, and Syntagma and you would be within walking distance of the historic core of Athens.  Take the Great Athens Walk which takes you to the Acropolis, the Ancient Agora, the Temple of Olympian Zeus, and the Hadrian’s Arch. The route is about 4.2 miles and can be completed within 3 hours.