Discover Something New. Whether you're on your way to the Smithsonian, or meeting a client, make sure to plan a stay at Four Points by Sheraton New Carrollton. This brand new hotel is just minutes from Washington, D.C., and is now open for reservations.Get Moving. Head out and explore D.C. via the New Carrollton METRO, AMTRAK, or the MARC station ey all just a few minutes away thanks to our complimentary shuttle service. If you