Nizhniy Novgorod was founded in 1221 on the place of the ancient Slavonic settlement, on the junction of the Volga and the Oka Rivers. It was intended to be one of the main centers of Suzdal principality. Nowadays Nizhniy Novgorod is the third largest city in Russia with population of more than 1,4 millions. Traumatological and orthopedic health centers of Nizhniy Novgorod are famous far beyond the borders of the Russian Federation. The old part of Nizhniy Novgorod is of great historical and architectural value. Nizhniy Novgorod is included into the list of cities, which were recognized by UNESCO as the most valuable cultural monuments in the world. The most attractive sights of Nizhniy Novgorod are the Nizhegorodsky Kremlin, the Rozhdestvensky cathedral and other orthodox churches and temples.