You can use colored map charts with statistics in many areas.
For example :
* Reportings, in the student homeworks, power point presentations,
* Bussiness projects, personal blogs, web pages,
* Academic works, social media accounts, data visualization,
* Visited countries map, election results map,
* Geography, cartography works ... etc.
PAINTMAPS.com is a free, online, intearctive map chart generating tool.