       .colorDomain(d3.extent(_.pluck(whereGroup.all(), 'value')))
       .colorCalculator((d) => if d then @whereChart.colors()(d) else '#ccc')
       .overlayGeoJson(@geom.features, 'County', (d) =>
-        d.properties[@joiner] or '')
+        (d.properties[@joiner] or '').toLowerCase())
       .title((d) ->"County: #{lookup[d.key]}\nActivities: #{d.value or 0}")
 
     # @countChart

    result

  drawCharts: =>
    keys = (f.properties[@joiner] for f in @geom.features)
    values = (f.properties[@namer] for f in @geom.features)
    lookup = _.object keys, values
    margins = top: 0, left: 10, right: 10, bottom: 35


    whoDimension = cf.dimension (d) => d[@whoField]
    whatDimension = cf.dimension (d) => d[@whatField]
    @startDimension = cf.dimension (d) -> new Date d['Start']
    @endDimension = cf.dimension (d) -> new Date d['End']
    @firstDate = new Date @startDimension.bottom(1)[0].Start
    @lastDate = new Date @endDimension.top(1)[0].End
    whereDimension = cf.dimension (d) => d[@whereField].toLowerCase()

    whoGroup = whoDimension.group()
    whatGroup = whatDimension.group()
