diff --git a/rowers/interactiveplots.py b/rowers/interactiveplots.py
index 2d4980bb..ac99a831 100644
--- a/rowers/interactiveplots.py
+++ b/rowers/interactiveplots.py
@@ -2225,21 +2225,25 @@ def leaflet_chart_compare(course,workoutids,labeldict={},startenddict={}):
         script += """
         var latlongs = {scoordinates}
         var polyline = L.polyline(latlongs, {{color:'{color}'}}).addTo(mymap)
-        polyline.bindPopup("<b>{label}</b>")
+        polyline.bindPopup("<b>{label}</b>",{{ autoPan: false, autoClose: false }}).openPopup()
         polyline.on('mouseover',function(ev) {{
             ev.target.openPopup();
             }});
+        polyline.on('dblclick', function (e) {{
+            mymap.removeLayer(this);
+            }});
         mymap.fitBounds(polyline.getBounds())
         """.format(
             scoordinates=scoordinates,
             color=color,
-            label=label
+            label=label,
+            id=id,
         )
 
     script += """
 
         </script>
-        """
+    """
 
 
 
diff --git a/rowers/templates/mapcompare.html b/rowers/templates/mapcompare.html
index 9791b74b..db678501 100644
--- a/rowers/templates/mapcompare.html
+++ b/rowers/templates/mapcompare.html
@@ -17,7 +17,9 @@
   Bokeh.set_log_level("info");
 </script>
 
-<h1>Interactive Comparison</h1>
+<h1>Course Map Comparison</h1>
+
+<p>Click on a line to see the label. Double click on a line to remove it. Reload to get back all lines.</p>
 
 
 
diff --git a/rowers/templates/virtualevent.html b/rowers/templates/virtualevent.html
index 86e61402..3b8c6c57 100644
--- a/rowers/templates/virtualevent.html
+++ b/rowers/templates/virtualevent.html
@@ -377,6 +377,10 @@
       <p>
         <a href="/rowers/virtualevent/{{ race.id }}/compare"
            title="Compare the workouts of all competitors">Compare Results</a>
+        {% if race.sessiontype == 'race' %}
+        <a href="/rowers/virtualevent/{{ race.id }}/mapcompare"
+           title="Compare the courses taken by the competitors">Compare Course</a>
+        {% endif %}
       </p>
       {% if race.manager == request.user %}
       <a href="/rowers/virtualevent/{{ race.id }}/download"