Signal Iduna Park, Dortmund

Signal Iduna Park dominates as Germany's largest stadium with a capacity of 81,365, surpassing every other venue on this list by at least 20,000 seats. Its legendary Südtribüne, known as the Yellow Wall, holds 24,454 standing fans and stands as the largest standing terrace in Europe, generating a roar measured at 129 decibels—30% louder than the average top-tier football stadium. At full capacity, the structure visibly vibrates, creating an atmosphere that surpasses #9 Eden Park for sheer intensity in club football.