The Kansas City Royals on Wednesday ended another forgettable season with a third-place finish in the American League Central. For the franchise, it marks the 27th consecutive year without a playoff victory. Considering that the Royals' National Football League counterparts, the 1-3 Chiefs, also seem likely to extend their playoff-victory drought to 19 years, Kansas City stands poised to jump a notch on the list of all-time stinky sports towns.

This list, comprised of cities with both NFL and MLB franchises, tracks streaks...