#Greater_New_Orleans_Bridge  twin cantilever bridges across the Mississippi at New Orleans
  supertype:  #cantilever_bridge  bridge constructed of two cantilevers that meet in the middle
  part of:  #New_Orleans  a port and largest city in Louisiana; located in southeastern Louisiana near the mouth of the Mississippi river; jazz originated among black musicians in the late 19th century; Mardi Gras is celebrated here each year
     part of:  #Louisiana__Pelican_State__LA  a state in southern United States on the Gulf of Mexico; one of the Confederate states during the American Civil War
        part of:  #Gulf_States  a region of the United States comprising states bordering the Gulf of Mexico; Alabama and Florida and Louisiana and Mississippi and Texas
           part of:  #South_USA  the region of the United States lying south of the Mason-Dixon line
              part of:  #USA__United_States_of_America__United_States__America__US__U.S.__U.S.A.  North American republic containing 50 states - 48 conterminous states in North America plus Alaska in northwest North America and the Hawaiian Islands in the Pacific Ocean; achieved independence in 1776
                 part of:  #North_America  a continent (the third largest) in the western hemisphere connected to South America by the Isthmus of Panama
                    part of:  #northern_hemisphere  the hemisphere north of the equator
                    part of:  #western_hemisphere__westernhemisphere__occident__New_World  the hemisphere that includes North and South America
                    part of:  #the_Americas__America  North and South America

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