just found out about the Buton tribe in Sulawesi and honestly their eyes are insane - like actual electric blue. apparently it's from Waardenburg syndrome, some genetic condition that affects pigmentation. the Buton tribe has this trait running through their population which is wild because it's super rare everywhere else in Southeast Asia. people used to think maybe Portuguese settlers mixed in historically but scientists say nah, it's just a genetic mutation that got passed down. the contrast between those deep blue eyes and their tan skin is genuinely striking - no wonder photographers are obsessed with documenting the Buton tribe. kind of crazy how a genetic condition made an entire ethnic group famous worldwide. their eyes really do look otherworldly