https://www.youtube.com/watch?v=PgFVjCL21WI
https://en.wikipedia.org/wiki/Rotterdam
Rotterdam: the City Rebuilt for Cars https://www.youtube.com/watch?v=22ovt1EMULY
https://en.wikipedia.org/wiki/Rotterdam_Metro
https://en.wikipedia.org/wiki/Rotterdam_Metro#Rolling_stock
Why Many Cities Suck (but Dutch Cities Don't)
https://www.youtube.com/watch?v=F4kmDxcfR48 , https://www.youtube.com/c/NotJustBikes/videos
