These UNESCO-listed mountains in Ethiopia also harbor ancient rock ... Why it's one of the least-visited natural wonders of ...

"We are designed simply to allow people with similar affinities to travel together and to enjoy the wonders of the world and to appreciate them." He said the outcry over the planned Ethiopia trip ...

In 1998 he traveled to Ethiopia with Henry Louis Gates, Jr. during the PBS' filming of Wonders of the African World. Dr. Grierson holds an undergraduate degree from the University of St.