Working on 2 options to start trip to munich and budapest.
Option 1- fly to frankfurt and spend a day each in wurzburg, nuremburg, and regensburg (have friend there) then into munich
Option 2- fly to munich and spend a day each regensburg, nuremburg, and need help on 3rd town (ulm, augsburg, or othe)
Asking for suggestions on the cities chosdn or othef optkons.
Dont care for museums,like castles, good vibe and food/drink.
Will be using regional trains for transportation.