* In this hike, we will show you that individual thin calcareous layers contain a complex of the richest fauna of gastropods of the genus Bellerophon. Shovel-footed mollusks and a number of brachiopod species are found in the same strata: Bashkir mekella, northern Kozlovskia, Sterlitamak calliprotonia, trautsholdia Zhigulevskaya, etc. Let's take a look at the Sokskie-1 and Sokskie-2 tunnels and take a picture next to the trolleys. We will climb the mountain and take a picture of the mouth of the Sok River. Let's take a photo as if we were in Karelia. Let's walk through the former shooting range. The total mileage is 7 km, 4-5 hours. Take a snack and water with you. Gathering of the group at 10:00: stop the traffic police post in front of the Soksky bridge. How to get to the gathering place: — take a private transport to get to the ring in front of the bridge over the Soka River, turn right and drive about 500 m to the parking area. — by bus №78, 79, 113, 389, 392, 406, 447, ask to stop in front of the Soksky Bridge, then turn right on the ring and walk 500 m.