Both cities are at UNESCO as World Heritage places.
The Acropolis in Athens and its monuments are universal symbols of the classical spirit and civilization and form the greatest architectural and artistic complex bequeathed by Greek Antiquity to the world. In the second half of the fifht century b.C., Athens took a leading position amongst the other city-states of the ancient world. The most important monuments were built during that time.
The historic centre of Prague was built between the 11th and 18th centuries but the most magnificente monuments, such as Hradcani Castle, St. Vitus Cathedral, Charles Bridge nad numerous churches and palaces were built mostly in the 14th century, under the Holy Roman Emperor, Charles IV.
