I use my own photos in my blog most of the time. Now and then, though, I feel I need to provide my readers with a reference point.
Ideally, this is how I would do this:
I'd take a snapshot of a Street View image found on Google Maps - of, say, a certain fountain in Rome. Then I'd draw an arrow on the resulting photo, and add some text next to it, such as "Passing to the right of this fountain will get you to the steps leading to the top of the hill I mentioned earlier."
I would leave all the Google signs in.
Would Google find this objectionable?
Here's an example: