5. Salt Mine near Soledar, Ukraine
Found in: Soldar, Eastern Ukraine. Price: $14 for each salt box.
One of the biggest mines of its sort in the world is the Soledar Salt Mine. It is made up of 125 miles of nearly 1,000-foot-deep tunnels. A few of the rooms are higher than a hundred feet.
Salt Mine in Soledar, Ukraine
Thousands of pounds of salt are produced annually by the mine under Russian control. For the local residents, salt is a source of great pride. Prior to the conflict in Ukraine, the mine supplied over 90% of the nation’s salt needs.