A satellite image shows a field of what may be buried pyramid sites in Egypt. Courtesy of DigitalGlobe Images hide caption

itoggle caption Courtesy of DigitalGlobe Images

A Palestinian family waits to cross from the Gaza Strip into Egypt through the Rafah border crossing on Saturday. Bernat Armangue/AP hide caption

itoggle caption Bernat Armangue/AP

Libyans wait in line at a bank in Benghazi in February. The National Transitional Council in the rebel-held city is continuing to pay government salaries and unemployment stipends. Hussein Malla/AP hide caption

itoggle caption Hussein Malla/AP