When you get to the crest of the bridge over the Thames River, you can see the center of global innovation in undersea warfare a mile down-river to your right, the Electric Boat division of General Dynamics.

FORBES: Road From D.C. To Cape Cod Reveals Reach Of Defense Industry

The economic impact of Electric Boat spills over into neighboring Rhode Island, where General Dynamics has established a major industrial facility at Quonset Point to construct hull cylinders for its submarines.

FORBES: Road From D.C. To Cape Cod Reveals Reach Of Defense Industry