The Volkswagen Schwimmwagen is a light four-wheel drive amphibious car, used extensively by German ground forces during the Second World War. With over 15,000 units built, the Schwimmwagen is the most-produced amphibious car in history.

An amphibious vehicle is a vehicle that is a means of transport viable on land as well as on or under water. Amphibious vehicles include amphibious bicycles, ATVs, cars, buses, trucks, railway vehicles, combat vehicles and hovercraft.