Map is one of the most useful visualizations. In many data sets geo-graphical information exists either as address lines, city, state, country, or as latitude and longitude. In this lesson you learn best method of creating a map visual with address categories. You will also learn how easy is to visualize latitude and longitude visualization on a map even when data point is not a location on land area of map. You will see an example of earth quakes data visualized in map as part of this lesson.