Pornhub is the largest pornography platform on the internet. The site was launched in 2007, and they now reportedly have more than 75 million viewers each day. The site is home to more than 10 million videos, which run the gamut from super amateur to polished and professional. Almost all of it is available to watch for free -- though they also offer a Pornhub premium subscription service. The most popular search term on Pornhub is “Lesbian," followed by “MILF,” “Amateur,” and “Teen.” The most popular star of all time on the site is Lisa Ann, who has more than one billion video views. Riley Reid comes in at second place, with over 770 million views, and Madison Ivy is behind her in third place with some 650 million views. Pornhub also has also launched a series of charitable campaigns as part of it's Pornhub Cares initiave, including a sex ed hub for its readers.