Photos: Life Inside Facebook Headquarters -1

An employee writes a note on the message board

An employee writes a note on the message board at the new headquarters of Facebook in Menlo Park, California January 11, 2012. The 57-acre campus, which formerly housed Sun Microsystems, features open work spaces for nearly 2,000 employees on the one million square foot campus, with room for expansion.

Employees working in the international user operations area

Employees work in the international user operations area at the new headquarters of Facebook in Menlo Park, California January 11, 2012. The 57-acre campus, which formerly housed Sun Microsystems, features open work spaces for nearly 2,000 employees on the one million square foot campus, with room for expansion.

Employees gather at the IT service desk

Employees gather at the IT service desk at the new headquarters of Facebook in Menlo Park, California January 11, 2012. The 57-acre campus, which formerly housed Sun Microsystems, features open work spaces for nearly 2,000 employees on the one million square foot campus, with room for expansion.

Employees chatting

Employees chat at the new headquarters of Facebook in Menlo Park, California January 11, 2012. The 57-acre campus, which formerly housed Sun Microsystems, features open work spaces for nearly 2,000 employees on the one million square foot campus, with room for expansion.

The new home of Facebook is seen in Menlo Park, California.

The new home of Facebook is seen in Menlo Park, California January 11, 2012. The 57-acre campus, which formerly housed Sun Microsystems, features open work spaces for nearly 2,000 employees on the one million square foot campus, with room for expansion.

An employee rides a bicycle

An employee rides a bicycle at the new headquarters of Facebook in Menlo Park, California January 11, 2012. The 57-acre campus, which formerly housed Sun Microsystems, features open work spaces for nearly 2,000 employees on the one million square foot campus, with room for expansion.

A "cozy" awaits an employee

A "cozy" awaits an employee at the new headquarters of Facebook in Menlo Park, California January 11, 2012. The 57-acre campus, which formerly housed Sun Microsystems, features open work spaces for nearly 2,000 employees on the one million square foot campus, with room for expansion.

Employees choose to either sit or stand while working

Employees choose to either sit or stand while working at the new headquarters of Facebook in Menlo Park, California January 11, 2012. The 57-acre campus, which formerly housed Sun Microsystems, features open work spaces for nearly 2,000 employees on the one million square foot campus, with room for expansion.

An employee works in one of many "cozies," tiny, personal conference rooms

An employee works in one of many "cozies," tiny, personal conference rooms featured at the new headquarters of Facebook in Menlo Park, California January 11, 2012. The 57-acre campus, which formerly housed Sun Microsystems, features open work spaces for nearly 2,000 employees on the one million square foot campus, with room for expansion.

An employee walks through the cafeteria

An employee walks through the cafeteria at the new headquarters of Facebook in Menlo Park, California January 11, 2012. The 57-acre campus, which formerly housed Sun Microsystems, features open work spaces for nearly 2,000 employees on the one million square foot campus, with room for expansion.

-time.com