The Histomap

The Histomap, created by John B. Sparks in 1931, depicts 4,000 years of world history and the ebb and flow of the "relative power of contemporary states, nations and empires" in one insanely beautiful and brilliant chart.

John B. Sparks, Histomap. 1931. David Rumsey Historical Map Collection.

Stephen Watkins

Husband. Dad. Former ad guy. Current grad student. Future teacher. Unrepentant geek.