In the game Fez, what's the main gameplay mechanic allowing level exploration?

Rotating the 3D world

What form did the Holy Spirit take when descending upon Jesus at His baptism? Who plays the villain Voldemort in the "Harry Potter" film series? Which famous ballet composer created the music for "The Nutcracker"? Who impersonates Santa Claus in "Bad Santa"? Which organ in the body produces bile?