Coordinates : 45 ° 23 ′ 47 ″ N 110 ° 44 ′ 9 ″ W \ / 45.39639 ° N 110.73583 ° W \ / 45.39639 ; -110.73583 Paradise Valley is a major river valley of the Yellowstone River in southwestern Montana just north of Yellowstone National Park in Park County , Montana .
Coordinates : 45 ° 23 ′ 47 ″ N 110 ° 44 ′ 9 ″ W \ / 45.39639 ° N 110.73583 ° W \ / 45.39639 ; -110.73583 Paradise Valley is a major river valley of the Yellowstone River in southwestern Montana .