Outside of Bolivia, where he is still widely read, Posnansky's writings about the Tiwanaku Site have also been made popular by authors such as Graham Hancock, Charles Hapgood, and Rand Flem-Ath, who rely on Posnansky's dating of the Tiwanaku Site to support their theories.
Graham Hancock and Robert Bauval, in "Message of the Sphinx" stated that American archeologists and the Egyptian government had blocked investigations around the Sphinx, including attempts to locate any underground cavities.
In the book, Colavito explores the influences of H. P. Lovecraft's Cthulhu Mythos on the popular works of Erich von Däniken (Chariots of the Gods?) and Graham Hancock, as well as its overall influence on "extraterrestrial pop culture".
Herbie Hancock | Alexander Graham Bell | Graham Greene | Graham Nash | Martha Graham | John Hancock | Billy Graham | Lindsey Graham | Bob Graham | Winfield Scott Hancock | Graham Taylor | Graham Parker | Graham Norton | Carl Hancock Rux | Tony Hancock | Graham Hill | Graham Hancock | Dan Graham | The Graham Norton Show | Heather Graham | Graham Chapman | George Graham | Jorie Graham | Hancock, Maryland | Graham Turner | Graham Kennedy | Graham Gooch | Graham Bonnet | Hancock | Graham Henry |
Librarians Rose and Rand Flem-Ath as well as author and former journalist Graham Hancock base portions of their works on Hapgood’s evidence for catastrophe at the end of the Last Glacial Maximum.
According to founding Gnod member Paddy Shine, Tesla Tapes takes its name from Nikola Tesla; band members cite such other non-musical influences as Kurt Vonnegut, David Simon, Graham Hancock and Rupert Sheldrake.
The Message of the Sphinx (Keeper of Genesis in the United Kingdom) was a book written by Graham Hancock and Robert Bauval in 1996 which argued that the creation of the Sphinx and Pyramids can be pushed back as far as 10,500 BC using astronomical data.