Natchitoches Historic District
Natchitoches Historic District , also known as Natchitoches National Historic Landmark District , is a historic district encompassing the heart of Natchitoches , Louisiana , the oldest permanent European settlement in what is now Louisiana , and the oldest permanent European settlement in the wider geographic area involved in the Louisiana Purchase . 
<triplet> Natchitoches Historic District <subj> Natchitoches, Louisiana <obj> located in the administrative territorial entity