What information can be extracted from the image concerning the map's scale and legend?

Map Information

The map provides the following details:

• Scale: 1:25,000,000
• Scale interpretation: 1 centimeter on the map represents 250 kilometers.
• Distance scale: A bar indicates distances of 0, 250, 500, 750, and 1000 km.
• Legend: The text "УСЛОВНЫЕ ОБОЗНАЧЕНИЯ" indicates that a legend is present, explaining the symbols used on the map.
• Map Title/Theme: The text "Мозаика народов" suggests the map's content relates to ethnic groups or peoples.