Forgotten Futures Explore Stadiums Built for Dreams That Never Arrived

10. Valencia’s Nou Mestalla (Spain) – The Stadium That Never Opened

Imagine a $300 million stadium that was supposed to become one of Europe’s most iconic football venues—but never even opened its doors. That’s the bizarre fate of Nou Mestalla, a massive, unfinished football stadium in Valencia, Spain. Construction began in 2007, with the goal of replacing Valencia CF’s aging Mestalla stadium with a sleek, ultra-modern arena. However, due to financial struggles, the project was halted in 2009, leaving behind a concrete shell with no roof, no seats, and no timeline for completion. For over a decade, the Nou Mestalla has remained a lifeless construction site, occasionally revived by false promises of completion, only for work to stall again. To this day, it is a $300 million graveyard of abandoned ambition. Construction Started: 2007 | Still Unfinished