If you want to add a whole new meaning to hanging out, then harness up and climb, jump off or just lean out over these vertiginous skyscrapers. Start with the top experience, literally ...

Two graffiti artists demonstrate, in midair, how their tags have ended up on taller and taller buildings. The secret?

A social media user who said they were 16 years old filmed themselves on the boom of a crane 220 metres above ground.

An curved arrow pointing right. Watch these photographers climb a new skyscraper in China. The tower is currently 2,073-feet feet tall and is the second-tallest skyscraper in the world.

If you're trying to find a way to lose weight, stair-climbing as a regular exercise might be for you.It's accessible, and ...