The Dakotas — usa_central borders (3): The Great Lakes, Missouri, NebraskaThe DakotasNebraska — usa_central borders (3): The Dakotas, Missouri, TexasNebraskaMissouri — usa_central borders (6): Appalachia, The Dakotas, Florida, The Great Lakes, Nebraska, TexasMissouriTexas — usa_central borders (4): Central Mexico, Missouri, Nebraska, SonoraTexasThe Great Lakes — usa_central borders (3): Appalachia, The Dakotas, MissouriThe Great LakesNew England — usa_east borders (1): The Mid-AtlanticNew EnglandThe Mid-Atlantic — usa_east borders (2): Appalachia, New EnglandThe Mid-AtlanticAppalachia — usa_east borders (5): The Carolinas, Florida, The Great Lakes, The Mid-Atlantic, MissouriAppalachiaThe Carolinas — usa_east borders (2): Appalachia, FloridaThe CarolinasFlorida — usa_east borders (3): Appalachia, The Carolinas, MissouriFloridaBaja California — mexico borders (1): SonoraBaja CaliforniaSonora — mexico borders (3): Baja California, Central Mexico, TexasSonoraCentral Mexico — mexico borders (3): Sonora, Texas, YucatanCentral MexicoYucatan — mexico borders (2): Central Mexico, GuatemalaYucatanGuatemala — central_america borders (2): Honduras, YucatanGuatemalaHonduras — central_america borders (2): Guatemala, NicaraguaHondurasNicaragua — central_america borders (2): Costa Rica, HondurasNicaraguaCosta Rica — central_america borders (2): Nicaragua, PanamaCosta RicaPanama — central_america borders (2): Colombia, Costa RicaPanamaColombia — andes borders (5): Amazonas, Ecuador, Panama, Peru, VenezuelaColombiaVenezuela — andes borders (3): Amazonas, Colombia, GuyanaVenezuelaEcuador — andes borders (2): Colombia, PeruEcuadorPeru — andes borders (5): Amazonas, Bolivia, Chile, Colombia, EcuadorPeruBolivia — andes borders (7): Amazonas, Chile, Mato Grosso, The Pampas, Paraguay, Parana, PeruBoliviaChile — andes borders (4): Bolivia, The Pampas, Patagonia, PeruChileGuyana — amazonia borders (4): Amazonas, Para, Suriname, VenezuelaGuyanaSuriname — amazonia borders (2): Guyana, ParaSurinameAmazonas — amazonia borders (7): Bolivia, Colombia, Guyana, Mato Grosso, Para, Peru, VenezuelaAmazonasPara — amazonia borders (6): Amazonas, Bahia, Guyana, Mato Grosso, The Nordeste, SurinameParaThe Nordeste — amazonia borders (2): Bahia, ParaThe NordesteBahia — brazil borders (4): Mato Grosso, Minas Gerais, The Nordeste, ParaBahiaMinas Gerais — brazil borders (4): Bahia, Mato Grosso, Parana, Sao PauloMinas GeraisSao Paulo — brazil borders (2): Minas Gerais, ParanaSao PauloParana — brazil borders (7): Bolivia, Mato Grosso, Minas Gerais, The Pampas, Paraguay, Sao Paulo, UruguayParanaMato Grosso — brazil borders (6): Amazonas, Bahia, Bolivia, Minas Gerais, Para, ParanaMato GrossoParaguay — southern_cone borders (3): Bolivia, The Pampas, ParanaParaguayUruguay — southern_cone borders (2): The Pampas, ParanaUruguayThe Pampas — southern_cone borders (6): Bolivia, Chile, Paraguay, Parana, Patagonia, UruguayThe PampasPatagonia — southern_cone borders (2): Chile, The PampasPatagonia