<Tr> <Td> Papahānaumokuākea </Td> <Td> </Td> <Td> Honolulu County, Hawaii and Midway Atoll </Td> <Td> Hawaii and United States Minor Outlying Islands </Td> <Td> 00! N / A </Td> <Td> 1326; 2010; iii, vi, viii, ix, x </Td> <Td> The marine national monument encompasses 140,000 square miles (360,000 km) of ocean waters, including ten islands and atolls of the Northwestern Hawaiian Islands, making it the world's largest marine protected area . The area supports 7,000 species, one quarter of which are endemic . The area is regarded with traditional significance for living Native Hawaiian culture, as an embodiment of the Hawaiian concept of kinship between people and the natural world . The monument also contains the pre-European archaeological sites on the islands of Nihoa and Makumanamana . </Td> </Tr> <Tr> <Td> Monumental Earthworks of Poverty Point </Td> <Td> </Td> <Td> West Carroll Parish </Td> <Td> Louisiana </Td> <Td> 1650 BCE </Td> <Td> 1435; 2014; iii </Td> <Td> The vast earthen architecture of this site was constructed by a foraging society of hunter - gatherers, not a settled agricultural people, which makes it all the more remarkable a site . It is still not understood how and why such a society could so totally transform this landscape . It may well be the largest hunter - gatherer settlement that has ever existed . Its design was unique and its construction required an unprecedented amount (over 750,000 cubic meters) of earth - moving . Poverty Point was also the center of a major exchange network with goods brought in from as far as 1,600 kilometers (1,000 miles) distant . </Td> </Tr> <Tr> <Td> San Antonio Missions </Td> <Td> </Td> <Td> San Antonio </Td> <Td> Texas </Td> <Td> 1700s, 1800s </Td> <Td> 1466; 2015; ii </Td> <Td> The site encompasses a group of five frontier mission complexes situated along a stretch of the San Antonio River basin in southern Texas, as well as a ranch located 37 kilometres to the south . It includes architectural and archaeological structures, farmlands, residencies, churches and granaries, as well as water distribution systems . The complexes were built by Franciscan missionaries in the 18th century and illustrate the Spanish Crown's efforts to colonize, evangelize and defend the northern frontier of New Spain . The San Antonio Missions are also an example of the interweaving of Spanish and Coahuiltecan cultures, illustrated by a variety of features, including the decorative elements of churches, which combine Catholic symbols with indigenous designs inspired by nature . </Td> </Tr> <P> Exclusive sites refer to sites located in a single community . Shared sites refers to sites with entries in multiple states or shared with another country . </P>

What large great plains city is regarded as the mexican-american cultural capitol of the u.s