As a member of Amazon Prime, you get a convenient and well-publicized perk: free two-day shipping on almost any item on Amazon.
But the $120-per-year membership actually gets you a lot more than expedited shipping. In fact, signing up for Prime unlocks features like Amazon's vast digital library of music, movies, television, and books; a rotating selection of free PC games; and unlimited cloud storage for your photos.
This is an update to a story originally published in 2017.
Here are 18 of the coolest benefits of Amazon Prime: