See Neponset River. The following Regional Transit Authorities have bus service that connects with MBTA commuter rail stations: Brockton Area Transit Authority Cape Ann Transportation Authority Greater Attleboro Taunton Regional Transit Authority Lowell Regional Transit Authority Merrimack Valley Regional Transit Authority MetroWest Regional Transit Authority Montachusett Regional Transit Authority Rhode Island Public Transit Authority Worcester Regional Transit Authority Ocean transportation Port of Boston (Massport) Cape Cod Canal Geography Rivers Blackstone River Charles River Concord River Ipswich River Merrimack River Mystic River Neponset River Sudbury River Taunton River Weymouth Fore River Hills Bellevue Hill Great Blue Hill Climate See also Greater Boston League, a high school athletic conference in Massachusetts Notes References Further reading An informative guidebook, with facts and data about literary figures, publishers, bookstores, libraries, and other historic sites on the newly designated Literary Trail of Greater Boston. Greater Boston Metropolitan areas of New Hampshire Metropolitan areas of Rhode Island Geography of New England Regions of Massachusetts Regions of Rhode Island Regions of New Hampshire Economy of the Northeastern United States Northeast megalopolis