Display a map and highlight certain countries

Question

Here\'s what I\'m struggling to do : Display a map on page (Google map or any of it competitors, free is possible...) and highlight certain countries on this map (the list of th

Answer 1

I believe you will need a polygon to do that.

http://code.google.com/apis/maps/documentation/overlays.html#Polygons_Overview
http://code.google.com/apis/maps/documentation/reference.html#GPolygon

like this sample: http://gmaps-samples-v3.googlecode.com/svn/trunk/poly/pentagon.html

Or check this site that can do all the hard work for you :)
http://www.dyngeometry.com/web/WorldRegion.aspx

Finally, there is also Google Geochart
Check it here: https://developers.google.com/chart/interactive/docs/gallery/geochart