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Borussia Dortmund's Signal Iduna Park expansion: Germany's biggest stadium set to get bigger! | Bundesliga
Borussia Dortmund on Twitter: "Happy Birthday to the world's greatest stadium! 💛🏟 How it started: How it's going: https://t.co/jeGRPURbbn" / Twitter
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Borussia Dortmund's 'yellow wall' stands tall in face of attack on team | Borussia Dortmund | The Guardian
![Signal Iduna Park, Westfalenstadion, Bundesliga stadium of the football club Borussia Dortmund, Stock Photo, Photo et Image Droits gérés. Photo IBR-4262585 | agefotostock Signal Iduna Park, Westfalenstadion, Bundesliga stadium of the football club Borussia Dortmund, Stock Photo, Photo et Image Droits gérés. Photo IBR-4262585 | agefotostock](https://previews.agefotostock.com/previewimage/medibigoff/0395541190b7fbb04676bbbde0cf0b7c/ibr-4262585.jpg)