Database of world metros.
MoreDatabase of world metros.
Here and photos and videos and various maps.
And most importantly - a lot of information. Just click on the city and get the date of the first launch, the length, the number of stations, lines, passenger traffic ...
Subway logos, fonts of these logos, wallpapers, subway museums, ...
A lot of all sorts of information, it seems, everything that can be collected by metro has been collected here.
You can look at the countries or metro statistics all over the world. 215 subways with a length of almost 15,000 km. Scale of growth.
You can see everything in the table.
Visit out of curiosity.