Movie trailers have become a medium unto themselves. Sometimes we're more excited for the trailer to a movie than the actual movie itself (and, indeed, sometimes the trailer ends up being better than the movie). There's a true artistry to the movie trailer, a tightrope act that can come crashing down if it isn't exactly right -- a really good trailer's got to entice and enthrall you to the point where you want more, but it pulls the plug at the last second.

Here are the ten best movie trailers 2010, the ones that got us really excited for the movie -- and for the trailer itself!