jnoliv

joined 2 years ago
[–] jnoliv@lemmy.world 5 points 7 months ago* (last edited 7 months ago) (2 children)

This reminded me of Richard Feynman talking about this very topic. Always enjoy rewatching it.

https://youtu.be/MO0r930Sn_8

[–] jnoliv@lemmy.world 7 points 2 years ago

Lisbon has them, and I believe so does Porto (the only two portuguese cities with subway)