Definitely Decorah. if you do you have to get Mabes pizza and Whippy Dip ice cream. Also hit up toppling Goliath brewery. Canoeing on the Upper Iowa is ok near Decorah, but much better if you head up north about ten or fifteen minutes of there near Bluffton or Burr Oak. The scenery of the bluffs and cliffs while floating down the river there is amazing