title: How to load GeoJson file properly?
body: <p>I have a <code>geojson</code> file of Moscow districts that is avaliable at </p>
  
  <p><a href="http://gis-lab.info/data/mos-adm/mo.geojson" rel="nofollow noreferrer">http://gis-lab.info/data/mos-adm/mo.geojson</a> </p>
  
  <p>So, I can't load it properly.</p>
  
  <p>These ideas does not help: </p>
  
  <ul>
  <li><a href="https://stackoverflow.com/questions/42107268/geojson-data-not-displaying-in-python-folium-map">GeoJSON data not displaying in Python folium map</a></li>
  <li><a href="https://stackoverflow.com/questions/46611439/geojson-usage-in-folium">GeoJson usage in folium</a></li>
  </ul>
  
  <p>I tried to create a map and then add a layer on it.</p>
  
  <pre><code> import folium
  
  m = folium.Map(location = [55.7522200,37.6156000], zoom_start_13)
  
  folium.GeoJson(open('mo.geojson')).add_to(m)'
  </code></pre>
  
  <p>this does not work</p>