Lieutenant William F. Callahan Tunnel MA
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Description: The Lieutenant William F. Callahan Tunnel, commonly known as the Callahan Tunnel, is a vital transportation artery in Boston, Massachusetts, connecting the city's North End to East Boston and Logan International Airport. Opened in 1961, the tunnel was named in honor of Lieutenant William F. Callahan, a World War II hero. It runs parallel to the Sumner Tunnel, which was completed in 1934, and together they facilitate the flow of traffic under Boston Harbor. The Callahan Tunnel is specifically designated for eastbound traffic, while the Sumner Tunnel handles westbound vehicles. Over the years, the Callahan Tunnel has undergone various renovations and upgrades to improve safety and efficiency, ensuring it remains a crucial component of Boston's transportation infrastructure.