Text #4010
Geography. Series: Geography. Vol. 1 .[Strab. 1.3.19. Translated by Horace Leonard Jones and John Robert Sitlington. William Heinemann; G. P. Putnam's Sons. 1967. (8 Vols.) p. 223]
Duris says that Rhagae in Media has received its name because the earth about the Caspian Gates had been “rent” by earthquakes to such an extent that numerous cities and villages were destroyed, and the rivers underwent changes of various kinds.