Steve Chen, Chad Hurley and Jawed Karim founded YouTube on Feb. 14, 2005. YouTube is a free video-sharing site that allows registered users to upload and share videos with others. In November 2006, Google purchased YouTube for $1.65 billion.
As of 2015, YouTube's headquarters are in San Bruno, California, and it operates as a division of Google. YouTube is the fourth most popular site on the Web, and it contains all types of videos, from professionally generated clips and advertisements to user-made home videos. In 2014, YouTube claimed to have 300 hours worth of content uploaded to the site every minute.