Related Clues:

• Plain stage at front of gym
• Flat area of eastern Europe or Russia
• Grey landscape
• Run into couple that's farming here ...
• Domestic animals rejected exercise, that's plain
• Cooper's plain
• Large area of grassland
• Dry area of grassland in southeast Europe and Siberia
• Looking back, record dogs and cats in one flat space in Russia
• Grass-covered Siberian plain
• Open grassland of North America
• Rung to be heard, it's plain
• - - -dog, North American ground-squirrel
• Plain exercise ending part of dance
• It's plain to see when in Russia