Fall Fun Awaits: Heartland Country Corn Maze Opens Soon! If you need another sign that summer is winding down, here it is - the Heartland Country Corn Maze is getting ready to welcome visitors back for another season of getting happily lost! For more information, see the Heartland Country Corn Maze online. Ranking The Best Schools In The Sioux Falls Area They have ranked the best schools in the Sioux Falls, South Dakota area. USNews.com came out with a list of the Best High Schools in the Sioux Falls, SD area.