Stuttgart 21: A Deep Dive into Germany's Divisive Rail Project. T he problem with Stuttgart 21 (S21), says Professor Dr Christian Böttger, is that it has become a politically symbolic project.

“Stuttgart 21” (named for the 21st century) was meant to be completed by the end of 2019 at a cost of €4.5bn. It is now forecast to be finished by 2025, and the cost may rise to nearly €12bn.

The Stuttgart-Ulm railway project, or Stuttgart 21, will upgrade the railway connection between Stuttgart and Ulm in Germany. Project type. Modernisation. Developer. Deutsche Bahn AG. Location.

Germany gained its 41st UNESCO World Heritage Site July 17 with the addition of two Le Corbusier houses at the Weissenhof Estate in Stuttgart. It is the city’s first site on the UNESCO list.

Stuttgart 21: A Deep Dive into Germany’s Divisive Rail Project The problem with Stuttgart 21 (S21), says Professor Dr Christian Böttger, is that it has become a politically symbolic project. A classic ...