Theodore Illion

Theodore Illion or Theodor Illion (1898 in Canada (?) – September 4, 1984 in Hallein in the state of Salzburg), is a writer of travel books who claimed to have visited Tibet in the 1930s and discovered an underground city there. He published his Tibetan adventures under that name but later resorted to the pseudonyms Theodore Burang or Theodor Burang and more rarely Theodor Nolling to write various books and articles on Tibetan medicine. Provided by Wikipedia