Those ambitious UK projects from early in the century, like Wembley Stadium, the Emirates Stadium and Millennium Stadium, now appear dated. The Bernabeu, rebuilt at great expense by Real Madrid, and the Tottenham Hotspur Stadium now stand as the gold standard for clubs who want to widen their revenue streams.

Hard Rock Stadium workers accidentally drew a penis on the field as they got ready to make the National Championship field.

The new Buffalo Bills stadium will feature a natural Kentucky bluegrass field with an underground heating system.