Alexander Sokurov’s spellbinding masterpiece “Russian Ark” is a multi-award winning film consisting of one, single unbroken camera shot that moves through 33 rooms of St. Petersburg’s Hermitage Museum. It’s a staggering work of art, an impressive technical feat that is also cinematic poetry of the first order. As Sokurov’s camera glides in and out of cathedral-like galleries, opulent ballrooms and shadowy corridors and workrooms, three centuries of Russian history and European art are compressed into a single 96 minute shot.…