Theatres and operas

21 photos of the Sydney Opera House, the most famous landmark of the city

31 photos of downtown Vienna, the area stretching from the Parliament to the Prater amusement park and comprising the Hofburg complex.

43 photos of the Acropolis of Athens, with the Parthenon, Erechtheion and other ruins

28 photos of the Greek theatre and sanctuary of Asklepios in Epidaurus, a UNESCO World Heritage site

8 photos of the Colosseum an amphitheatre built in ancient Rome times

13 photos of the pedestrian area around Hviezdoslavovo square with the Slovak national theatre

10 photos of the Roman theatre in central Amman

29 photos of the Rossio, a large square in central Lisbon

14 photos of the Neapolis archaeological park with ancient Greek and Roman period ruins

19 photos of the National Centre for the Performing Arts, a glass and titanium ellipsoid in Beijing, which hosts cultural events

24 photos of the Pula Arena, a very well preserved Roman amphitheatre

19 photos of the ruins of Miletos, an ancient Greek city with a harbour