Thomas P. O'Neill Jr. Tunnel Photos

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The Thomas P. "Tip" O'Neill, Jr. Tunnel is a highway tunnel built as part of the Big Dig in Boston, Massachusetts. It carries the Central Artery underneath downtown Boston, and is numbered as Interstate 93, U.S. Route 1, and Route 3. It roughly follows the route of the old elevated Central Artery, though the northbound entrance, at the…
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The Northbound Entrance