The 13 Most Massively Popular Websites You've Never Heard Of

Everyone knows the most popular websites - Google, Amazon, Youtube and so forth.

But after the top 5, things can get a little weird.

Ever hear of steamcommunity.com? Or littlethings.com? Lots of people have.

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Using data from Quantcast, which makes it easy to see the top websites in the United States based on millions of users that visit each website every month, we created a list of some of these strangely popular destinations.

We picked out the top sites you've never heard of, and for each one compared it to a big name site you almost definitely have heard of.

Some are worth taking a closer look at, you might just find your new favorite website.

This is an update to a post by Ellis Hamburger.