Franklin Jarrier’s maps of urban rail systems are neither network diagrams nor geographically accurate maps, though they have elements of both: they’re extremely precise maps of the metro systems that include the number of tracks, platforms, closed stations and routes, date of opening, and more. Coverage of French metro systems — Paris, Lille, Lyon, Marseille — and tramways is extensive; other European cities, like London and Barcelona, are there as well. Mapping London looks at the London map.