X PRIZE Foundation headquarters

The X PRIZE Foundation is located in Playa Vista/Los Angeles/California.
An X PRIZE is a $10 million+ award given to the first team to achieve a specific goal, set by the X PRIZE Foundation, which has the potential to benefit humanity.
Categories (so far!):
Ansari X PRIZE (Won)
Archon X PRIZE for Genomics
Google Lunar X PRIZE
Progressive Automotive X PRIZE