Dublin Connolly Station is consistently the busiest railway station in Ireland, serving as a vital hub for both intercity and commuter rail services. Located on the north side of the River Liffey, it serves as the primary terminus for trains heading to the north and east of the country, including the "Enterprise" service to Belfast and trains to Sligo and Rosslare Europort. Additionally, it is a major stop for the Dublin Area Rapid Transit (DART) and several "Commuter" lines that serve the Greater Dublin Area. Its high passenger volume is also driven by its direct connection to the Luas (tram) Red Line and its proximity to the Busáras central bus station. While Dublin Heuston is the main station for trains heading south and west (like those to Cork, Limerick, and Galway) and often feels grander, the sheer number of daily commuters utilizing Connolly for both rail and tram transfers gives it the edge in terms of total foot traffic. The station's Victorian architecture, combined with modern passenger facilities, makes it a bustling, complex gateway for millions of travelers every year.