Astrakhan @ 12,150km
Astrakhan's claim to fame is that it seems to have cornered two luxury markets: caviar and astrakhan fur / coat / hat / collar.
Sturgeon / Caviar:
https://englishrussia.com/2012/03/16/the-fate-of-the-astrakhan-sturgeon-by-carl-mydans/
Astrakhan Fur (warning: animal welfare issues):
https://thecostumerag.com/fur-murder-astrakhan/
https://en.wikipedia.org/wiki/Karakul_sheep