Location: Kamsko-Ustyinsky district, a few kilometers 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 is open to tourists. Strictly forbidden breaking off stalagmites and stalactites.