When it comes time to descend, there are two ways down: walk back down along the crest you climbed up or sand-ski down the slope.

CNN: Romancing the dune in Namibia

It was getting dark, but the moon was bright enough for me to see two very wide, deep tire tracks in the sand, leading all the way back up to the main road.

NEWYORKER: Swimming

Bury your head in the sand and hope it does not happen to you, or back-up, buddy.

BBC: Weebly website