The annual rainfall (90 in.) is higher than anywhere in Caucasia, but it is very unequally distributed (23 in.
Novorossiysk is connected by a branch railway to Tikhoryetskaya (169 m.) with the main Caucasian line, which crosses the Volga near Tsaritsyn, and has become an important centre for the export of corn, and since the petroleum wells of Groznyi in northern Caucasia were tapped it has become an entrepot for the export of petroleum.
DERBENT, or Derbend, a town of Russia, Caucasia, in the province of Daghestan, on the western shore of the Caspian, 153 m.
Towards the end of the Glacial period the Tian-shan Mountains had a flora very like that of northern Caucasia, combining the characteristics of the flora of the European Alps and the flora of the Altai, while the prairies had a flora very much like that of the south Russian steppes.
KISLOVODSK, a town and health-resort of Russian Caucasia, in the province of Terek, situated at an altitude of 2690 ft., in a deep caldron-shaped valley on the N.