The Closest Campground to Ocean City MD, Castaways is Located on the beautiful Sinepuxent Bay overlooking Assateague Island National Wildlife Refuge. Our upscale accommodations will pamper you in modern luxury while our location makes you feel a million miles away. We offer an all inclusive vacations for Adults, Children, and pets alike. Come enjoy our waterfront oasis, private beach, waterfront tiki bar, sparkling pools, and complimentary shuttle to local beaches.