Erich von Däniken's books have been translated into 28 languages, and have sold 60 million copies worldwide. From his books, two full-length documentary films have been produced: Chariots of the Gods and Messages of the Gods. Of the more than 3,000 lectures that Erich von Däniken has given in 25 countries, over 500 were presented at universities. Fluent in four languages, Erich von Däniken is an avid researcher and a compulsive traveler, averaging 100'000 miles each year to remote spots of the Earth. This enables him to closely examine the phenomena about which he writes.