You'll enjoy the museums and churches in Altstadt Mainz. You might want to make time for a stop at Mainz Cathedral or Gutenberg Museum.
Travelers enjoy Oberstadt for its coffeehouses and spas. Consider checking out St. Achatius while you're in the area.
Unique features of Bretzenheim include the restaurants and shopping. Make a stop by Mewa Arena or St. Achatius while you're exploring the area.
When in Gonsenheim and the surrounding area, you'll want to check out sights like Mewa Arena or Zollhafen Mainz and hop on the metro to see more the city at Hugo-Eckener-Straße Tram Stop or Gonsenheim Gonsbachgärten Tram Stop.
You might enjoy the river views while in Neustadt. Zollhafen Mainz is a notable sight, and you can get around town at Mainz Central Station Tram Stop or Mainz Hauptbahnhof West/Taubertsbergbad Tram Stop to see more of the city.