The Grinnden Plains are a location found in Breath of the Wild.
Breath of the Wild
The plains are located west of the Lake Tower, southwest of Lake Hylia, and just south of Mount Faloraa. It is a rather open area with enemy Red and Blue Bokoblin, found riding on top of Horses. There is a wide variety of animal life that roam the plains, including Mountain Buck, Mountain Doe, Woodland Boar, and Bushy-Tailed Squirrels.
Nearby Korok Seeds
Shoot the acorn.