. ▁Its ▁headquarters ▁are ▁in ▁the ▁town ▁of ▁T unk us . ▁ ▁It ▁has ▁an ▁area ▁of ▁ 7 3 9   km ² ▁and ▁a ▁population ▁of ▁ 9 7 , 4 1 1 ▁at ▁the ▁ 2 0 0 6 ▁census . ▁ ▁The ▁postal ▁code ▁of ▁the ▁area ▁is ▁ 9 4 0 . ▁ ▁L anguages ▁West ▁Ch adic ▁languages ▁of ▁Mik ang ▁L GA : ▁ ▁Ko eno em ▁language ▁Mont ol ▁language ▁Py ap un ▁language ▁ ▁References ▁ ▁Category : Local ▁Government ▁Are as ▁in ▁Pl ate au ▁State <0x0A> </s> ▁Chap ada ▁dos ▁Gu imar ã es ▁is ▁a ▁municipality ▁located ▁in ▁central ▁Brazil , ▁ 6 2   km ▁from ▁the ▁city ▁of ▁C ui aba , ▁the ▁capital ▁of ▁M ato ▁Gros so ▁State . ▁It ▁is ▁home ▁to ▁the ▁Chap ada ▁dos ▁Gu imar ã es ▁National ▁Park . ▁Out side ▁this ▁town ▁is ▁the ▁ge ographic ▁center ▁of ▁South ▁America . ▁ ▁The ▁municipality ▁contains ▁ 7 7 % ▁of ▁the ▁ ▁Rio ▁da ▁Cas ca ▁E colog ical ▁Station , ▁a ▁strictly ▁protected ▁conservation ▁unit ▁created ▁in ▁ 1 9 9 4 . ▁The ▁municipal ▁seat ▁contains ▁the ▁ ▁Qu ine ira ▁State ▁Park , ▁created ▁in ▁ 2 0 0 6 . ▁ ▁References ▁ ▁External ▁links ▁▁▁ ▁Chap ada ▁dos ▁Gu imar ã es ▁website . ▁ ▁Category : M unicip al ities ▁in ▁M ato ▁Gros so <0x0A> </s> ▁Sand ra ▁Ann ▁Horn ▁is ▁a ▁British