Sometimes we are curious about the image of a postcard but there isn’t any information attached to its description. While going on a rabbit hole through a web investigation can be fun, it’s not always possible.
Here you can ask for help from fellow postcrossers if you need to decipher the whats, whos and wheres (maybe the whens and whys, too?) of a postcard you received or came across somewhere else.
The other tool I use for text is a language script converter.
I used it to identify the text on an interesting stamp I received on a postcard from Russia recently. I identified each of the letters in Russian & then it gave me an English version & I then looked it up with a search engine.
My first thought was also of Passau, bur according to this German Wikipedia link, there are a few other options in Germany of cities/towns that are at the confluence of three rivers. You can also see the names of the respective rivers listed behind each place name (Stadt = city):