The first place you should visit when in Athens is of course the Acropolis. Standing up there, on the sacred rock as the Greeks call it, you can practically feel the magnificence of ancient Greece. Don’t think you’ll be alone there though.
Other archaeological sites are the agora, the market, with the temple to Hephaistos still in quite good shape, as well as the temple to Zeus and the arch of Hadrian.
Museums of interest are, amongst others, the Acropolis museum, the National Archeological museum , the Folklore museum, the Ceramics museum (Keramikos), the Byzantine museum, the Music museum, the War museum, the Benaki museum etc. All in all, there are about 50 museums in Athens. A popular place for shopping or food and drink is Plaka, just below the Acropolis. It is considered quite a touristy area, but the fact is that you here can get an idea of old Athens, with low buildings and little streets.
In Monastiraki there is a bazaar which is quite incredible, in Hephaestou street and around the small square of
At the Syntagma Square you can visit the Tomb of the Unknown soldier. Here you can see the guards in their impressing uniforms, the Evzones, and if you are lucky you will see the slow and complicated change of guards. You can also feed pigeons here. Interestingly, there used to be a tomb to the unknown hero in ancient Athens
The opera, Megaron Mousikis, holds many wonderful performances, but even lovelier is the Herodes Atticus theatre just below the Acropolis.