In real life, cars tend to sink in water. This however, can be averted in fiction (and in Real Life). This trope applies whether a normal car can inexplicably float or work as a submarine, or a modified car can do this (more realistic). These can overlap with Cool Car, the Alleged Car, and What a Piece of Junk!. Contrast to Sister Trope, Flying Car. Sub-Trope of We Don't Need Roads. Examples of Amphibious Automobile include: