NFL blossoms in Berlin, but are historic stadiums enough?

The NFL's first game in the German capital since 1994 was a major success for American football fans, but the country's stadiums are ageing fast.

source https://www.dw.com/en/nfl-blossoms-in-berlin-but-are-historic-stadiums-enough/a-74678660?maca=en-rss-en-ger-1023-rdf