David Gatlin found a way to get rid of ants nests and create beautiful art at the same time: he pours 1,400-degree molten aluminum into them. When the metal dries, it creates an intricate sculpture.

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That might not sound all that impressive, until you realize that the carrier trucks can carry up to 300 tons and 1,589 cubic-feet of liquid metal at 1,500-degree Fahrenheit.