What is the population of the town which was part of the International Railway of Maine at the 2010 census?
687
Title: International Railway of Maine
Passage: The International Railway of Maine was a historic railroad constructed by the Canadian Pacific Railway (CPR) between Lac-Mégantic, Quebec and Mattawamkeag, Maine, closing a key gap in the railway's transcontinental main line to the port of Saint John, New Brunswick.
Title: Mattawamkeag, Maine
Passage: Mattawamkeag is a town in Penobscot County, Maine, United States, located where the Mattawamkeag River joins the Penobscot River.  The population was 687 at the 2010 census.
Title: Laredo–Nuevo Laredo
Passage: The Laredo–Nuevo Laredo Metropolitan Area (UN/LOCODE: USLRD & MXNLD) is one of six bi-national metropolitan areas along the United States-Mexican border.  The city of Laredo is situated in the American state of Texas on the northern bank of the Rio Grande and Nuevo Laredo is located in the Mexican State of Tamaulipas in the southern bank of the river.  This metropolitan area is also known as the Two Laredos or the Laredo Borderplex.  The metropolitan area is made up of one county: Webb County in Texas and three municipalities: Nuevo Laredo Municipality in Tamaulipas, Hidalgo Municipality in Coahuila, Anáhuac Municipality in Nuevo León in Mexico.  Two urban areas: the Laredo Metropolitan Statistical Area and the Zona Metropolitana Nuevo Laredo (Nuevo Laredo Metropolitan Zone) three cities and 12 towns make the Laredo–Nuevo Laredo Metropolitan area which has a total of 636,516 inhabitants according to the INEGI Census of 2010 and the United States Census estimate of 2010.  The Laredo–Nuevo Laredo is connected by four International Bridges and an International Railway Bridge.  According to World Gazetteer this metropolitan area ranked 157th largest in North and South America in 2010 with an estimated population of 775,481.  This area ranks 66th in the United States and 23rd in Mexico.
International Railway of Maine Mattawamkeag, Maine