There aren't many at all as the National Harbor is about 41 miles away and a 52 minute ride. The best option and most convenient would be to rent a car for a day from the airport. The public transportation system can get you there after three hours, so I gave up on that route. Uber and Lyft will cost more than the rental car cost.
As you know it is really hard to get to the place to the National Harbor Maryland.You might want to try to rent a car for a great ride to the National Harbor if not maybe one of your friends can you there .ok.
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