Richardson Adventure Farm, home of the ‘World’s Largest’ Corn Maze, opens Sept. 12

 Richardson Adventure Farm, home of the ‘World’s Largest’ Corn Maze, opens Sept. 12Maze design for 2026 celebrates America’s 250th   SPRING GROVE — With new amenities, expanded play areas and all of the twists and turns to explore in 9.7 miles of tremendous trail, the Richardson “World’s Largest” Corn Maze and Adventure Farm begins greeting visitors Saturday, Sept. 12. Several points of entry and exit exist for those excited about tackling the maze, which this year features signers of the Declaration of