It was a foundation member, Brent Lane, a business professor at the University of North Carolina, who studied the John White map.

ECONOMIST: The mystery of Roanoke

CNN's Brent Sadler said that with interfaith unity and increasing tension in the Middle East topping the agenda, John Paul II is tackling some of the most difficult diplomatic and theological problems of his papacy on the second leg of his pilgrimage in the footsteps of St Paul.

CNN: Pope pleads for Muslim, Christian forgiveness