No. They are not the same. The fountain of love that is seen in the movie 'When in Rome' is not a real fountain. The set was created specifically for the movie. It is however, inspired by the Trevi...
Now, listen. What on earth is the point of bothering this website with a question like that? Can't you type 'Fountain Hills Arizona' into a search engine, If you do, you'll get this:
With a name...