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              <html>

<head>
  <title>I Want My GeoJson on the Map</title>
    <!-- Load Leaflet CSS from CDN.  More info at: http://leafletjs.com/examples/quick-start.html-->
  <link rel="stylesheet" href="http://cdn.leafletjs.com/leaflet-0.7.3/leaflet.css" />
   <!-- Load the Leaflet from CDN. More info at: http://leafletjs.com/examples/quick-start.html-->
  <script src="http://cdn.leafletjs.com/leaflet-0.7.3/leaflet.js"></script>
   <!-- Load jQuery from CDN. jQuery is used to put the GeoJSON points on the map-->
  <script src="https://code.jquery.com/jquery-2.1.1.min.js"></script>
   <!-- Load the Esri Leaflet plugin from CDN.  For more info: https://esri.github.io/esri-leaflet/examples/ -->
  <script src="//cdn.jsdelivr.net/leaflet.esri/1.0.0/esri-leaflet.js"></script>

</head>

<body>
<!--  The following is the div that is acting as a container to hold the map-->
  <div id="map"></div>


</body>

</html>
            
          
!
            
                      /*  CSS to style the whole html page*/
        
        body {
          margin: 0;
          padding: 0;
        }
        /*  CSS to style the map*/
        
        #map {
          position: absolute;
          top: 0;
          bottom: 0;
          right: 0;
          left: 0;
        }
            
          
!
            
              //Check out more Sample code and API reference at https://esri.github.io/esri-leaflet/examples/

//Adds the map control and sets the center point to Durham and zoom scale to 10. For more info on the Leaflet map control check out: http://leafletjs.com/reference.html#map-class
var map = L.map('map').setView([35.9886, -78.9072], 10); 

//Adds a basemap to the map.  To see all the available basemaps: https://esri.github.io/esri-leaflet/api-reference/layers/basemap-layer.html
L.esri.basemapLayer('NationalGeographic').addTo(map);

// load GeoJSON from an external file.  
//Replace URL below to point to your GeoJSON
$.getJSON("https://s3-us-west-2.amazonaws.com/s.cdpn.io/131702/north_carolina_bicycle_crash_data_heatmap__(1).geojson", function(data) {
  //Create bike icon to style points
    var bikeIcon = L.icon({
      //Replace URL on the next line to point to your icon
    iconUrl: 'https://s3-us-west-2.amazonaws.com/s.cdpn.io/131702/bikeCrash.png',
    iconSize: [60,50]
  });
  // add GeoJSON layer to the map once the file is loaded
   L.geoJson(data,{
 pointToLayer: function(feature,latlng){
   //Create Bike Icon Marker
  var marker = L.marker(latlng,{icon: bikeIcon});
    //To show the fields in your data, replace the field names in the {} to match your data
  marker.bindPopup(feature.properties.crash_date + '<br/>' + feature.properties.bike_sex + '<br/>' + feature.properties.crash_type);
  return marker;
}
     //add data layer containing bike crash data to the map
  }).addTo(map);
});


            
          
!
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