Flow map

This image is of a flow map. A flow map is one that gives a sequence of events. This flow map is showing step-by-step how to make a peanut butter and jelly sandwich.

Proportional Circle Map

This map shows a proportional circle map. This is of the Chicago population in 1990. Smaller circles represent smaller numbers of people while large circles represent large numbers of people in a given area.

Population Profile

This is a type of population profile know as the population pyramid. This is comparing two population pyramids. One is of Canada and the other is of Madagascar both in 2005.

Bivariate choropleth map

This map shown is a bivariate choropleth map. This one in particular shows state votes in the 2008 election year using shading of the colors blue and purple.

Classed Choropleth map

This shows a classed choropleth map in which the classes are the Philadelphia census tracts for ages 65 and older.

Climograph

This image is of a climograph. This is showing climate and precipitation for an entire year in the city of Birmingham, Alabama. It also shows the average ("normal") temperature over the course of 30 years.

Cartogram

This image is of a cartogram. This particular map is showing the wheat production in the world. Notice how the contour lines are placed to show emphasis on the areas with the most wheat production.