About Grotto Park (Adams Park)
20 acres of land surrounds Grotto Lake, located along east Vernon Avenue in Fergus Falls. This park is best known for the location of Otto, the giant Otter statue. The park also offers a baseball field, playground equipment, two picnic shelters with tables and a BBQ grill. Adams Park was donated to the City in 1938 for park and recreational use and is commonly called Grotto Park.