The IRT Broadway-Seventh Avenue Line is a major subway line in New York City, part of the New York City Subway system. It runs from the Upper West Side in Manhattan to Brooklyn, primarily along Broadway and Seventh Avenue. The line serves several key neighborhoods and connects with multiple other subway lines. Opened in 1918, the IRT Broadway-Seventh Avenue Line is known for its express and local services. It features important stations like Times Square-42nd Street and 34th Street-Penn Station, providing access to various attractions and transit options. The line plays a crucial role in the daily commute for thousands of riders.