This film is a must see. It's a fantasy tour of the State Hermitage museum in St Petersburg, and shifts between different historical periods. Also the whole film is unique and famous for being shot in one single take with no editing!
Russian Ark
Director Aleksandr Sokurov
2002
[imdb]
trailer (american version)
http://www.youtube.com/watch?v=J--TDEHizVA
I wish I had seen it at the cinema
