"In his _Ride Through Palestine_, Dr. Dulles tells of a great oak near Hebron known as 'Abraham's oak,' supposed to occupy the ground where the patriarch pitched his tent under the oaks of Mamre. It is an aged tree, and a grand one. Here is a picture of it, from the _Ride_[6]. The crests and sides of the hills beyond the Jordan are still clothed, as in ancient times, with magnificent oaks.