This is one of the most passionate/romantic songs ever, and it was playing in the background at the little Italian restaurant where we had lunch. The atmosphere was unforgettable and we both enjoyed it.
Bocelli sure can sing! I have been playing this video all afternoon. Please ignore the Czech translation (unless you are Czech, of course!). I hope you enjoy it.
Romance and Passion are not the same thing. I've seen plenty of romantic songs listed in this thread, but for passion I can't think of much that beats: