Stuttgart and its periphery is a very nice place to live, but not for playing poker.
Google with
"Black forest hiking" than you know what I mean.
Casinos in Baden-Württemberg:
https://www.spielbank-stuttgart.de/s...ere/anmeldung/
https://www.casino-baden-baden.de/en...-gaming/poker/
https://www.casino-konstanz.de/spielangebot/turniere/
Distance from Stuttgart to other German casinos with car:
Stuttgart -> Baden-Baden ~110km
Stuttgart -> Feuchtwangen ~135km
Stuttgart -> Bad-Dürkheim ~145km
Stuttgart -> Konstanz ~173km
Stuttgart -> Lindau 207km
Stuttgart -> Bad Homburg ~216km
Stuttgart -> Wiesbaden ~218km
Better places for playing poker are Berlin, Hamburg and Dortmund-Hohensyburg.