There's always room for human ingenuity, of that there's no doubt. A group of Cuban refugees trying to reach the US, were stopped mid-way to Key West in a Chevy truck that had been converted to an ocean-going craft.

The 12 Cubans who tried to sail a 1951 Chevy truck from the communist-ruled island to the United States got no marks from U.S. authorities for their creativity.
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A U.S. government plane spotted the bright-green truck chugging through the water at 8 mph (13 kph) on July 16 about 40 miles (64 km) south of Key West, just over halfway from Cuba to Florida. The Cubans had fashioned a makeshift, bright yellow shelter on the truck's bed.
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The Coast Guard picked up the 12 Cubans from the vintage vehicle and took them back to the island on Sunday.

The truck was deemed a hazard to navigation and was sent to the bottom.