It's a great introductory activity that allows students to assess and clarify what design and elements they like in a site, and also a jumping point to discuss point of view and representation of data.
They enjoy it and it's a good way for me to share so: World Mapper web site. (Check out the maps A-Z).
Here the one-pager introductory activity. Media: How do I make sense of information I read?
Example map: Population of the world by 2050. (source: Worldmapper)