To see Christopher Nolan’s “The Odyssey,” an interpretation of an epic journey in his preferred IMAX 70mm format, admirers packed their bags and took out their passports. (Neil Webb/The New York Times) By MALIA MENDEZ Even before buying his movie tickets for the opening weekend of “The Odyssey,” Christopher Nolan’s long-awaited epic, Zach Weible reserved his hotel room. He could have driven just over an hour to catch an IMAX screening in Orlando. But instead, he took a car, bus and train…