If you want to see how the nobility lived in the medieval era, have a look at this residential tower built in the Romanesque style.
The core of the tower dates to the 13th century, but there are also some Gothic-style features on the house from a later period, due to multiple reconstructions the building had undergone
Paradoxically, although it is named after the Nassau noble family, there are actually no documents that prove the Nassaus ever owned the Nassau House.
Wikipedia https://en.wikipedia.org/wiki/Nassauer_Haus
More information https://tourismus.nuernberg.de/sehen/sehenswuerdigkeiten/architektur/location/nassauer-haus/
Address Karolinenstraße 2, 90402 Nuremberg, Germany
Coordinates 49°27'4.177" N 11°4'39.402" E