A man gets on his bike. The tire is flat and he feels it. he

hooks the air pump up to the tire.

How to install os x lion on an external drive
Download mac os x lion from the mac app store.
Connect the external hard drive you want to install os x lion on to your mac.
Navigate to applications] utilities] and double-click disk utility.

Select the hard drive you connected from the pane on the left within disk utility. Note: be careful, this process will erase everything on your external drive before installing lion.

A close up of a sign is shown followed by a person dipping paint. the person

is then seen spreading paint all around the area while another smiles to the camera.

A girl has tied a rope between two trees. she
balances on the rope, trying to walk across it.