Have you ever heard of the Wagah border crossing ceremony? I first heard about this while watching one of Michael Palin's travel shows on PBS several years ago.
Wagah is the only road border crossing between India and Pakistan. Every evening since 1959 the small village of Wagah hosts what is known as the "Beating Retreat Ceremony." The hostile relationship between India and Pakistan is acted out in an exaggerated and somewhat belligerent military drill as flags for each nation are lowered and the border gates are closed.
This is truly one of the most bizarre things I've ever seen:
If you haven't seen enough of this spectacle, here's a view of the ceremony from the Indian side of the border: