17 stunning and strange buildings designed by the architect behind Facebook's new HQ

The flagship building on Facebook's expanded Menlo Park headquarters officially opened for business this week.

The 430,000-square-foot building was designed by award-winning architect Frank Gehry and built over a three-year period.

Gehry is known for his unconventional aesthetic, using surprising angles and metal materials that have a strangely undulating effect.

We've rounded up some of his most famous works here.