Lisbon and its ups and downs

Literally ups and downs…Actually, I think this was the only down in Lisbon, that it has lots of ups I’m not making much sense, am I? The thing is … I’m still wondering if there is a horizontal street in Lisbon … maybe I’ll find it next time… This time I only found slopes, at all kinds of angles :-S So if you want to explore Lisbon by foot this means loooads of going down on streets just to go up on the next one … So make sure to bring com…