Don't act like you own a snowboarding slope, all because you don't like other people. And don't try to kick someone off of one. Karma can be instant sometimes.

Don't act like you own a snowboarding slope, all because you don't like other people. And don't try to kick someone off of one. Karma can be instant sometimes.

Cities built on cliffs present us with a striking contrast between the natural world and the structures that we build to challenge and overcome it. These photos capture stunning views of some of the most epic cliff-side cities in the world.

Cities built on cliffs present us with a striking contrast between the natural world and the structures that we build to challenge and overcome it. These photos capture stunning views of...