: These maps are typically color-coded to match the team colors of the current "occupier" of the land. Where to Find an Editable Link
: A popular choice for building a map from scratch. You can use their US Counties Map to color-code territories by team and download the result as a high-quality image. football imperialism map editable link
: A dedicated web app for College Football (CFB) that allows you to view historical data and generate custom maps. Editable Link : NCAA Football Imperialism App : These maps are typically color-coded to match
For those looking to track territorial dominance in football, several interactive and editable tools are available to visualize the "imperialism" concept where teams capture land through victories . football imperialism map editable link