1. 20th century (fantasy fiction)
    Mysteries & Phenomena ★★★★★ Europe

    Lich

    What remains of a wizard or king who used powerful magic to make himself undying. Because its soul is hidden in another vessel, it is said to be impossible to destroy. It has become a standard undead in modern fantasy fiction and games.

  2. 1964 (named)
    Mysteries & Phenomena ★★★★★ United States

    Bermuda Triangle

    A triangular area of ocean connecting the Florida Peninsula, Bermuda and Puerto Rico. It became famous as a "sea of mystery" where ships and planes vanish, but accidents there are not considered especially frequent.