Some are even on wheels. Curbside Cupcakes operates out of a truck that travels around Washington.

VOA: special.2010.04.12

But neighbors objected. So the farmers designed a slaughterhouse on wheels.

VOA: special.2010.08.03

The owner of this auto shop in Maryland fixes Johnson's car brakes after hearing he volunteered for Meals on Wheels.

VOA: standard.2010.07.06

(OMITTED) Today he is delivering free meals to the elderly in Maryland through a program called Meals on Wheels.

VOA: standard.2010.07.06

Peggy Toole of Meals on Wheels says Johnson was a wonderful surprise.

VOA: standard.2010.07.06

But instead of wheels, it sits on steel runners that race along the ice.

VOA: special.2010.02.10

One piece of equipment on Apollo Fourteen was a light-weight vehicle with two wheels.

VOA: special.2009.07.29

But Phnom Penh has its cyclo - a three-wheeled bicycle with the driver perched on high above the rear wheel, and the passengers in a bucket seat slung between the two front wheels.

VOA: standard.2010.06.14