The Silverdome refers to the stadium that opened in what year?
Pontiac Silverdome The Pontiac Silverdome, formerly known as the Silverdome, is a stadium in Pontiac, Michigan, United States, which is a suburb of Detroit. It opened in 1975 and sits on 127 acre of land. When the stadium opened, it featured a fiberglass fabric roof held up by air pressure, the first use of the technique in a major athletic facility. The roof has since been destroyed. With a seating capacity of 82,000, it was the largest stadium in the National Football League (NFL) until FedExField (91,000 capacity) in suburban Washington, D.C., opened in 1997.
Mercedes-Benz Stadium Mercedes-Benz Stadium is a multi-purpose retractable roof stadium located in Atlanta, Georgia. The home of the Atlanta Falcons of the National Football League (NFL) and Atlanta United FC of Major League Soccer (MLS), it replaced the adjacent Georgia Dome, the Falcons' home stadium for a quarter century, from 1992 through 2016.