Take a Step Inside LinkedIn's Office SpaceThe secret to the social networking company's vibrant office culture? Never stop thinking about your next job.

LinkedInemployeesare always talking about the next step. When you work for the world's largest professional network, it's hard not to. But LinkedIn encourages it, too -- pushing itsteam membersto consider their own career trajectories. Staffers move between departments as fluidly as they move between the cafeteria, the rooftop terrace and the music room in the company's San Francisco headquarters. And LinkedIn even gives employees a monthly "InDay," which they can put toward community service or an in-house class (like coding, graphic design ormarketing), all to better prepare them for whatever step they choose to take next.

Related:Seeing is Believing: Step Inside Warby Parker's Headquarters