The immense arts and cultural heritage of Greece have bequeathed upon the modern generations a plethora of treasures exhibited at world-class sites and museums that are well worth visiting. In fact, Athens is one large outdoor museum in itself. However, Athens is not only limited to archaeology. You can also find other kinds of sites and attractions of world-wide significance that feature its unique identity depending on your interests. Here is a list of the 5 must-visit sites and museums in Athens that you shouldn’t miss on your sightseeing tour of the Greek capital.