North America metropolitan area by population in North America: Greater Mexico City. Canada also breaks into the top ten largest metropolitan areas with the Toronto metropolitan area having six million people. The proximity of cities to each other on the Canada–United States border and Mexico–United States border has led to the rise of international metropolitan areas. These urban agglomerations are observed at their largest and most productive in Detroit–Windsor and San Diego–Tijuana and experience large commercial, economic, and cultural activity. The metropolitan areas are responsible for millions of dollars of trade dependent on international freight. In Detroit-Windsor the Border Transportation Partnership study
Shizuoka (city) the Tōkaidō Corridor, between Suruga Bay to the south and the Minami Alps in the north. Shizuoka had the largest area of any municipality in Japan after merging with Shimizu City in April 2003, until February 2005, when Takayama in Gifu Prefecture superseded it by merging with nine surrounding municipalities. The total area is . Shizuoka is the 5th largest city in Japan in terms of geographic area after Takayama, Hamamatsu, Nikkō, and Kitami. It is also the 2nd largest city in Shizuoka Prefecture in terms of both geographic area and population after Hamamatsu, but ranks higher as an Urban