The Yelp app does this as well, no real need for another thing I think .

Really, no Paris? I've got to say that Paris has always done pretty well by my standards.

I take DC Metro every day, and I disagree. I HATE Metro. It's better than Atlanta's MARTA, but doesn't hold a candle to (Admittedly unfair Asian competition) Seoul's Metropolitain Subway which I took daily for years.

I'm going to have to nominate Munich. The S-Bahn (Suburban trains) and U-Bahn (Subway) systems alone cover the entire metro area with wonderful service. Lines begin in one corner, travel through the "central corridor" underneath central Munich, then terminate on the opposite end. The result is a spiderweb-like system…

Hong Kong got to be in the conversation, you can get anywhere very quickly and relatively cheaply using public transportation.