You finally did it! You saved up and planned your visit to the Vatican, Taj Mahal, or some other amazing spot. However, your trip is brutally interrupted by a never-ending line of pushy tourists. That's why we've come up with shortcuts and roundabout ways to visit the globe's greatest glories without having to throw elbows--for example, reserve an after-hours tour at the Vatican, and you'll share the Sistine Chapel with fewer than 15 people....