Photos of "Kim Mun Lantien Sha" Dao/Yao tribe women wearing their traditional celestial crown headdress (Vietnam)
Thanks to Pamela A Cross from www.tribaltextiles.info for her help in identifying this tribe.
You can find more information about the "celestial crown" headdress worn by women of the "Kim Mun Lantien Sha" tribe on her forum: www.tribaltextiles.info/community/viewtopic.php?t=1258 .