Forestville Mystery Cave State Park is a state park in Minnesota. It contains the village of Forestville, which has been restored to a 19th-century appearance. The Minnesota Historical Society operates it as a historic site. Below ground the park contains Mystery Cave, the state's longest cave, which is open to the public. The park is between Spring Valley and Preston, Minnesota (From Wikipedia, the...
Besides making a salad, you can instead make stuffed eggs. Just finely chop the egg yolks, anchovies and tuna, mix with mayonnaise and stuff with these egg whites. Garnish with herbs.