From February 25 to March 9, 2006, Mahmoud Al-Shanti of the Saudi Geological Survey led a scientific expedition to the vast Empty Quarter (Ar Rub al Khali) of Saudi Arabia. Among the 50 participants, was Dr. John Roobol who has kindly shared his Powerpoint Show with viewers of the Saudicaves web site. Click to see a 2.2 megabyte PDF version of the show.

Would you like to know more about the Rub Al Khali Project? Check out the SGS Rub Al Khali Report!

Want to know more about Dr. John Roobol's work? See Interview with a Volcanologist.

John Pint