With so many memorable moments on social networks in 2013, you may have a hard time remembering them all.

Fortunately, the following infographic byInfographic Promotioncaptured many of them for you. Here's a look at the major events insocial mediain 2013.

The year started with big news:

—Vine, a social network dedicated solely to looping six-second videos, was launched.

—Facebookannounced its Graph Search, so users could search Facebook for specific questions, people, places, photos, and interests.

—Google+became the No. 2 social network site (in active users).

In February, 38% of Super Bowl ads had hashtags, up from the previous year's 31%. Also, the original Harlem Shake resulted in more than 1.7 million other Harlem Shake videos being posted on YouTube.

Want to see more highlights from last year's posts on social networks? Check out the following infographic: