Walking In SF

San Francisco is an excellent city to go for a walk. Like Lisbon, it has lots of ups and downs but, even though, it is good to walk around.
The thing I like most when I am walking in San Francisco is to look at the traffic signs.

For example, the other day I was walking along the Golden Gate Bridge and looking at the amazing landscape, when I saw this sign (with a telephone just right next to it):

Another example, when you are walking around the city and you are looking very carefully to the signs, you might be able to see signs like these:

Creepy, hein?