A large sand deposit in the valley is a visible result from 88 years of mining activity.
However, the drained soil started setting, while the level of the river rose due to the river's sand deposits.
Soil is made of sand deposits and very few rocks.
The beach has some of the finest sand deposits.
As a result, the majority of the refuge is now covered with sand deposits.
You have to go a long way to find a sand deposit of a similar age.
Today, evidence of these vast sand deposits are still clearly visible.
There are sand deposits in the western part of the Kurila peninsula.
It is quite small in terms of water flow, drainage area and sand deposit.
Above all, the sand deposits constantly in the bed.