The Portuguese squeeze

Well there goes my argument about trams going in places where buses can't go! Just when I get this one circulated:

along comes this:

Here's the culprit:

You wouldn't want to step out of your front door without looking. In fact I don't even know if there's room to get your head out the door to look first!

What is it with Portuguese and narrow spaces? Is it because they're squashed in between Spain and the Atlantic Ocean and they have to narrow everything down to fit?

Tony P