🇺🇸 Washington, United States

Washington, D.C., the capital city of the United States, has a population of approximately 700,000 people. While not a coastal city, it has access to the Chesapeake Bay via the Potomac River. This provides some opportunities for seafarers and shipowners interested in exploring the bay or accessing nearby ports such as Baltimore. However, Washington, D.C. does not have any major shipyards or factories producing ship parts.