Thus over Gatun Lake they flew, over the Chagres River; along the course of Culebra Cut, with its high banks, across the Pedro Miguel and Miraflores locks on the other side of the isthmus; over Ancon; and finally below them lay clustered the white-robed buildings of Panama itself, with the swelling blue reaches of the big Pacific to the southward and westward, and the bold shore-line of South America to the southeastward.
