devil's triangle

Etymology
Used of an area, the term is connected to the

Noun

 * 1) An area that is dangerous and where people or vessels may disappear.
 * 2) A set of three things considered dangerous.
 * 1) A set of three things considered dangerous.
 * 1) A set of three things considered dangerous.
 * 1) A set of three things considered dangerous.
 * 1) A set of three things considered dangerous.
 * 1) A set of three things considered dangerous.
 * 1) A set of three things considered dangerous.
 * 1) A set of three things considered dangerous.