Google is not the biggest website in the world. It's No. 2. Do you know who's No. 1? Hint: It's another American company. By the way, guess how many of the top 20 websites in the world are Chinese.

These tourism websites still have improvement to make in terms of featuring real-time social activity and reaching visitors on mobile. But their design sense is right on and should be an example ...

What it is: Web search engine. How it got so big ... go-to site for staying up to date with what's happening all over the world. The presence of news organizations, politicians, and other industry ...

Just last week we posted the top websites in the US, but now it's time to take a look at the whole world. Thanks to ComScore, which provided us data on the top most popular Web domains in the world.