05/05/2011 07:33 pm ET | Updated Jul 05, 2011

Facebook's Menlo Park Office Campus Is Huge, With Room For 9,000 (PHOTOS)

Facebook is all grown up.

Employees are cashing out and quitting.

It's taking on startups with half-baked features.

And now, just like the biggies, it's getting it's own huge Silicon Valley campus.

The company company currently resides in an old Hewlett-Packard research lab. It's super crowded. So, it's moving to a two-site campus in Menlo Park. There it hopes to employ more than 9,000 people within the next 6 years.

Read more on Business Insider's Silicon Alley Insider