▁min ers ▁perman ently ▁lived ▁in ▁the ▁mine ▁area . ▁A ▁small ▁group ▁of ▁men , ▁care t akers ▁of ▁the ▁mine , ▁has ▁lived ▁at ▁an ▁alt itude ▁of ▁ ▁in ▁a ▁gal van ized ▁iron ▁h ut . ▁One ▁of ▁them ▁reported ly ▁had ▁spent ▁two ▁years ▁there . ▁These ▁are ▁considered ▁to ▁be ▁the ▁highest ▁human ▁inhabitants ▁on ▁Earth . ▁Research ▁performed ▁on ▁A ym ara ▁min ers ▁of ▁the ▁A uc an qu il cha ▁mine ▁indicates ▁that ▁they ▁are ▁fully ▁acc limat ized ▁to ▁the ▁alt itude , ▁with ▁less ▁hyper vent ilation ▁and ▁higher ▁hem og lo bin ▁than ▁acc limat ized ▁people ▁from ▁lower ▁areas . ▁Their ▁families ▁are ▁born ▁and ▁raised ▁at ▁lower ▁alt itudes , ▁however . ▁ ▁See ▁also ▁▁ ▁List ▁of ▁vol cano es ▁in ▁Chile ▁ ▁References ▁ ▁Further ▁reading ▁▁▁▁▁▁▁▁ ▁( in ▁Spanish ; ▁also ▁includes ▁vol cano es ▁of ▁Argentina , ▁Boliv ia , ▁and ▁Peru ) ▁▁▁▁ ▁( includes ▁description ▁and ▁photos ▁of ▁A uc an qu il cha ▁sum mit ▁road ▁and ▁mine ) ▁ ▁Category : Vol cano es ▁of ▁Anto f ag asta ▁Region ▁Category : Mount ains ▁of ▁Chile ▁Category : Str at ov ol cano es ▁of ▁Chile ▁Category : Ext inct ▁vol cano es ▁Category : M i oc ene ▁vol cano es ▁Category : P li oc ene ▁vol cano es ▁Category : P le ist oc ene ▁vol cano es ▁Category : Ne ogene ▁Chile ▁Category : P le ist