New Bridge , Mullagh Bridge , Old Mullagh Bridge , A6 Ballynahone Culvert And Widow Steeles Bridge. Black Burn is a small stream which starts in Lisnmamuck a townlands a few miles southwest of Maghera. The lower stretches of this burn are very prone to flooding around Black Bridge on the Craigadick Road it joins the Milltown after emerging from a large culvert which the A6 passes over. Largantogher Burn The Largantogher named after the townland it mainly flows through is a minor burn a very small stream which mostly flows under Maghera in storm drains it emerges briefly in places but is mostly flows and mainly seen in the Largantogher Plantin (Largantogher Walkway) it winds its way through the wooded area a small tributary stream flowing from an old storm drain which can be seen from the path below Meeting House before opening up into fields flowing for about half a mile before flowing into its last culvert then into the Milltown Burn via a Penstock Gate. Notable people 1700s Charles Thomson (1729–1824), signatory to the U.S. Declaration of Independence, secretary of the Continental Congress. John Glendy (1755–1832), republican Presbyterian minister, in American exile twice elected to chaplaincies in the U.S. Congress Adam Clarke (1762–1832), Methodist theologian and bible scholar. Watty Graham (1768–1798), United Irishman, Colonel of the Maghera National Guard, executed in 1798. Henry Cooke (1788–1868), Presbyterian theologian and Moderator. 1800s James Johnston Clark (1809–1891), Unionist MP for County Londonderry, born at Largantogher House. Robert Hawthorne (1822–1879), Victoria Cross, assault on Delhi, Indian Rebellion of 1857 William Shiels (1848–1904), Australian colonial politician and 16th Premier of Victoria. James Lenox-Conyngham Chichester-Clark (1884–1933), Unionist MP for South Londonderry in the House of Commons of Northern Ireland. Helena Concannon (1878–1952) Irish historian, writer, language scholar and Senator. Louis Joseph Walsh (1880–1942) solicitor, playwright, Sinn Féin politician. 1900s Eve Bunting (1928– ), American-based children's author and novelist. Erwin Gabathuler OBE FRS (1933–2016) particle physicist. John Kelly (1936–2007), founder member and a leader of the Provisional Irish Republican Army. Mickey Moran (1951– ) Gaelic footballer and manager-coach, Kenny Shiels (1956– ), footballer, Northern Ireland team manager. Schools There are three primary schools and one secondary school in Maghera. Primary schools St Mary's Primary School, Glenview Maghera Controlled Primary School St Patrick's Primary School, Glen Secondary school St. Patrick's College, a co-educational college. Sport The local Gaelic football club is Watty Graham's Gaelic Athletic