title: Django Model field : Ordered List of Foreign Keys
body: <p>I have a <code>Route</code> model which should store an ordered list of stops along that route. How should I go about modeling this relation?</p>
  
  <pre><code>class Stop(models.Model):
      name = ..
      latitude = ..
      longitude = ..
  
  class Route(models.Model):
      stops_list = # Ordered list of stops on the route
  </code></pre>