La Mancha Negra (The Black Stain) is a mysterious black substance that has oozed from roads in Caracas, Venezuela, first appearing in 1986. Since the appearance of La Mancha Negra, it has caused multiple car accidents and claimed many lives.
La Mancha Negra (The Black Stain) is a mysterious black substance that has oozed from roads in Caracas, Venezuela, first appearing in 1986. Since the appearance of La Mancha Negra, it has caused multiple car accidents and claimed many lives.
Source: Wikipedia "La Mancha Negra" · CC BY-SA 4.0
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