The remains of the city fortifications can still be traced there. A pleasant place to walk and relax with a great view over the city. The hill is a little steep, so prepare to spend longer than an hour on the whole experience if you are not a quick hiker.
Wikipedia https://en.wikipedia.org/wiki/Kapuzinerberg
Address Kapuzinerberg 9 5020 Salzburg, Austria
Coordinates 47°48'18.539" N 13°3'28.651" E