It's a matter of opinion, and just about every fan will claim their team's stadium is best. UEFA has a 4 category ranking system with quite a few category 4 ranked stadia. New Wembley, Santiago Bernabéu and Allianz Arena are very good stadia.
it is...
I would have to say San Siro stadium mainly because that's where A.C Milan plays and there the best team in Italy.
Manchester City
Santiago Bernabeu
Mexico has the best soccer team and it is Cruz Azul.
the best soccer team in the world is Spain
Italy's not the best soccer team but it is the third best soccer team in the world
Barcelona is the best soccer team in the world
Cagliari , Italy
Drake Stadium is the only stadium on campus. It is where the Soccer Team plays. The football team plays at the Rose Bowl which is about 40 minutes away by car in Pasadena, California.
The Northern Ireland team play at Windsor Park, which is also the home of Linfield soccer club.
The best soccer team is Brazil.