Originally Posted by
Jaimito Cartero
S/he said "On the Subway", so unless they were eating on the roof, they were talking about some sort of public transportation.

You're absolutely right! Why do people capitalize the wrong letters?
It's true that portions of Lima had a light rail planned at some point, but it was supposed to be above the surface. I wonder if the subway guy/gal confused Lima, Peru with Lima, Ohio. Just kidding!