Location: Kamsko-Ustyinsky district, few kilometres above Kamskoe Ust’ye
It is a unique speleological complex of karst caves on the right bank of the Volga. The group consists of the Rudnichnaya (80 m), Konodol’skaya (320 m), Bogorodskaya (36 m), Yur’evskaya (410 m), and Zimov’evskaya (30 m) caves. The complex was discovered in 1971 and open for tourists. Strictly forbidden breaking off stalagmites and stalactites.