The best alien invasion movies feature the most exhilarating stories about extraterrestrial visitors, from War of the Worlds to Annihilation.

Using IMDb user ratings, Stacker has rounded up the worst movies from 50 different franchises ranging from "Harry Potter" to "Nightmare on Elm Street.".

Here’s something that’ll blow your mind: you don’t need to book a flight to the Arctic Circle to see beluga whales in all ...