1. A background map with on top of it a polygon (just for visualizing the extent of my area of interest)
2. On top of that map various stacked area or bar charts, one for each of the four point locations within the area, preferrably including an arrow from the chart, pointing to it's location of origin on the map.
Is there any way to do such a thing? Here's an example of the kind of maps I'd like to create. This one I built in Excel: