Claim: Northeast megalopolis includes cities.
Evidence: The Northeast megalopolis -LRB- also Boston -- Washington Corridor or Bos-Wash Corridor -RRB- is the most heavily urbanized region of the United States , running primarily northeast to southwest from the northern suburbs of Boston , Massachusetts , to the southern suburbs of Washington , D.C. , in Northern Virginia.
Boston -LRB- pronounced -LSB- ˈbɒstən -RSB- -RRB- is the capital and most populous city of the Commonwealth of Massachusetts in the United States.