Riding the oldest subway cars in the world. They’re 1950s cars in the Buenos Aires Metro on Line B. (Trains are Awesome)
Honorable mention to the Muni Metro F Line with a variety of vintage streetcars from the 1950s and earlier. I rode a few early 20th century international ones and found them bumpy, but the 1950s San Francisco cars felt as smooth and quiet as a modern streetcar…