What is a Crop Walk? It is to raise money for hunger. A portion of the money raised will stay directly in the community. Want more info? Click here. Do you want to register for the Crop Walk online? Click here. For a PDF of a donation envelope, click here. The total distance of the crop walk will be about 1.6 miles. It will start and end at First Lutheran Church, South Sioux City NE. There will be a water/snack break at Cardinal Park. For a PDF version of the map of the walk, click here.