Atalanta Bergamasca Calcio, commonly referred to as Atalanta BC, is a professional football club based in Bergamo, Lombardy, Italy. The club plays in Serie A, having gained promotion from Serie B in 2010–11. Atalanta was founded in 1907 and played its home matches at the 21,747-seater Gewiss Stadium. The club won the Coppa Italia in 1963 and reached the semi-finals of the Cup Winners’ Cup in 1988, when it was competing in Serie B. This is still the best-ever performance by a non-first division club in a major UEFA competition (together with Cardiff City). Atalanta BC also participated in five seasons of the UEFA Europa League (previously known as the UEFA Cup), reaching the quarter-finals in 1991 and in 2022. Atalanta additionally qualified for the UEFA Champions League three times, reaching the quarter-finals in 2020.