Chelyabinsk trolleybuses and trams diagram
Made in 2008
This is an experimental diagram for a network of Chelyabinsk trolleybuses and trams. The only geographical feature shown is the river Miass:

Conventional surface transit maps list all the routes serving each stop. This diagram gives each route its own line, making it possible to see the entire route at a glance instead of piecing it together stop by stop.