For a refreshing summer treat, head to Montrose, Iowa, for the annual Watermelon Festival. Held in August, this event features juicy watermelon slices, seed-spitting contests, arts and crafts vendors, and live entertainment. It is a perfect way to cool off on a hot summer day and enjoy the sweetness of locally grown watermelons. Annual Watermelon Festival Run Walk or Crawl Watermelon Princess Pageant There are assorted craft booths, bingo and many more items to browse in the park with a themed parade on Saturday.