Nothing says summer blockbuster like a good ol' end-of-the-world movie, with explosions, sci-fi attacks on the earth, and lots of crazy CGI. This summer we get Brad Pitt attempting to save humanity from a zombie outbreak in "World War Z," and it has all the necessary chaos to get our adrenaline pumping.

Since the doomsday theme is a rather popular one in the movies, we decided to look back on the most ridiculous, jaw-dropping scenes -- and some sentimental ones -- from the apocalyptic movies of the past. Although this is sort of a list of Roland Emmerich's best movie scenes, there are a few others who have held their own in destroying the human race.

'World War Z': Zombies Were the Least of the Movie's Problems