Megaregions

Industry, infrastructure, economy, and demographics of megalopolises. Megaregion, and megapolis are other terms for megalopolis.

Africa

 * /Nile/ region- Egypt; includes Greater Cairo
 * /Gauteng/ region - South Africa
 * /Morocco/ region

Asia

 * /Taiheiyō/ Belt – Japan; includes: Ibaraki, Saitama, Chiba, Tokyo, Kanagawa, Shizuoka, Aichi, Gifu, Mie,Osaka, Hyōgo, Wakayama, Okayama, Hiroshima, Yamaguchi, Kitakyūshū, Fukuoka, Ōita
 * Seoul National Capital Area - Korea; includes: Seoul, Incheon, Suwon, Goyang, Yongin

Europe

 * /Green Banana/ - Central Europe (Poland, Czech Republic, Austria, Slovakia, Hungary, Slovenia, Croatia, Free Territory of Trieste)
 * Gdańsk, Warsaw, Łódź, Wrocław, Katowice, Kraków, Prague, Bratislava, Vienna, Budapest, Zagreb, Ljubljana, Trieste


 * /Golden Banana/ - Mediterranean coast (Spain, France, Italy)
 * Valencia, Barcelona, Nice, Torino


 * /Blue Banana/ - Southern Britain to the Alps (the UK, France, Germany, Benalux, Switzerland, Italy)
 * London, Manchester, Rhine, Ruhr, Randstad, Milan

North America

 * St. Lawrence River region - in Canada; includes Montreal, Windsor and Toronto
 * /Texas Triangle/ - in Texas; includes: Dallas, Houston, San Antonio, Austin, Ft. Worth (sometimes Oklahoma is included; Oklahoma City and Tulsa)
 * /Northeast megalopolis/ - in the U.S; New York City, Boston, Philadelphia, Washington D.C.
 * /Great Lakes/ - in the U.S.; Chicago, Milwaukee, Cleveland, Detroit
 * /Southern California/ - in and near California; Los Angeles, San Diego, Las Vegas, Tijuana
 * /Greater Mexico City/ - in Mexico; includes: Pueblo, Mexico city

South America

 * Rio-São Paulo - in Brazil