Country
Russia
Every logged mystery in this country.
- Chelyabinsk Oblast
Arkaim
Found by accident in 1987 during a dam survey, this circular Bronze Age fortress in the Ural steppe was built with gates and doorways researchers say align to eighteen solar and lunar events, a claim, if accurate, of more precise astronomical design than Stonehenge.
- Sverdlovsk Oblast
Dyatlov Pass Incident
The unexplained deaths of nine Soviet hikers in the northern Ural Mountains in February 1959, found with unusual injuries after apparently fleeing their tent in freezing conditions, one of the most enduring unsolved mysteries in Russian history.