Grotenburg-Stadion.
The Grotenburg-Stadion () is a multi-use stadium in Krefeld, Germany. 
It is used mostly for football matches and hosts the home matches for former DFB-Pokal winner KFC Uerdingen 05. 
The stadium has a capacity of 34,500 and was built in 1927. 
The 1970s brought significant renovations, including new seating and a floodlight system. 
In the 1980s, further expansions and modernizations took place, transforming it into a modern stadium.
Despite periods of decline and closure, recent renovations and community efforts have revitalized the stadium, allowing it to continue hosting events. 
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