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Nestled along the Potomac River in Smoots Bay, National Harbor is home to the premier marina in the Chesapeake Bay region. Enjoy all the amenities of a waterfront resort, plus world-class facilities and staff. Whether you’re a permanent boating resident or here for the day, you’ll benefit from the centralized location. Moments from historic sites and a world of dining and entertainment venues, National Harbor Marina isn’t just a place to dock—it’s a destination to be discovered.