Metropolitain.io shows all 16 lines of the Paris metro system, and you can choose to view all the lines together or only selected lines, and in 2-D or 3-D. Selecting the "Time View" option lets ...

And since Paris’s metro is so notoriously complicated, each map has its flaws. “It's one of the densest metro networks in the world,” Roberts says.

I can’t imagine nostalgia-loving Paris adopting the new Metro map anytime soon, but with 303 stations and only a few named after women, the city could certainly serve to honor a few more femmes.