Query: Watertown, Massachusetts is in the Northern United States.

Relevant passages:
Watertown, Massachusetts <=SEP=> The Town of Watertown is a city in Middlesex County , Massachusetts , United States . It is part of the Greater Boston area . The population was 31,915 at the 2010 census . Watertown is one of fourteen Massachusetts municipalities that have applied for , and been granted , city forms of government but wish to retain `` The town of '' in their official names .   Watertown is made up of six neighborhoods : Bemis , Brigham ( Brigham Historic District ) , Coolidge Square , East Watertown , Watertown Square and the West End .

Greater Boston <=SEP=> Greater Boston is the metropolitan region of New England encompassing the municipality of Boston , the capital of the US state of Massachusetts , and the most populous city in New England , as well as its surrounding areas . The region forms the northern arc of the US northeast megalopolis and as such , Greater Boston can be described as either a metropolitan statistical area ( MSA ) , or as a broader combined statistical area ( CSA ) . The MSA consists of most of the eastern third of Massachusetts , excluding the South Coast region and Cape Cod ; while the CSA additionally includes the municipalities of Manchester ( the largest city in the US state of New Hampshire ) , Providence ( the capital and largest city of the US state of Rhode Island ) , Worcester , Massachusetts ( the second largest city in New England ) , as well as the South Coast region and Cape Cod in Massachusetts .   Some of Greater Boston 's most well-known contributions to human civilization involve the region 's higher education institutions and sports culture . Greater Boston has been influential upon American history and industry . The region and the state of Massachusetts are global leaders in biotechnology , engineering , higher education , finance , and maritime trade .   Over 80 % of Massachusetts ' population lives in the Greater Boston metropolitan region . Greater Boston is ranked tenth in population among US metropolitan statistical areas , home to 4,732,161 people as of the 2014 US Census estimate , and sixth among combined statistical areas , with a population of 8,099,575 . The area has hosted many people and sites significant to American culture and history , particularly American literature , politics , and the American Revolution .   Plymouth was the site of the first colony in New England , founded in 1620 by the Pilgrims , passengers of the Mayflower . In 1692 , the town of Salem and surrounding areas experienced one of America 's most infamous cases of mass hysteria , the Salem witch trials . In the late 18th century , Boston became known as the `` Cradle of Liberty '' for the agitation there that led to the American Revolution .   The Greater Boston region has played a powerful commercial and cultural role in the history of the United States . Before the American Civil War , the region was a center for the abolitionist , temperance , and transcendentalist movements . In 2004 , Massachusetts became the first US state to legally recognize same-sex marriage as a result of the decision of the Massachusetts Supreme Judicial Court in Boston . Many prominent American political dynasties have hailed from the Boston region , including the Adams and Kennedy families .   Harvard University in Cambridge is the oldest institution of higher learning in the United States , with the largest financial endowment of any university , and whose Law School has spawned a contemporaneous majority of United States Supreme Court Justices . Kendall Square in Cambridge has been called `` the most innovative square mile on the planet '' , in reference to the high concentration of entrepreneurial start-ups and quality of innovation which have emerged in the vicinity of the square since 2010 . Both Harvard University and the Massachusetts Institute of Technology , also in Cambridge , have been ranked among the most highly regarded academic institutions in the world .