▁which ▁often ▁offer ▁regional ▁food ▁in ▁buff ets ▁accompanied ▁by ▁mar ia chi ▁mus icians ▁and ▁regional ▁d anc ers . ▁The ▁T equ ila ▁Valley ▁area ▁is ▁known ▁for ▁the ▁liqu or ▁named ▁after ▁it , ▁made ▁from ▁the ▁blue ▁ag ave ▁plant . ▁This ▁valley ▁is ▁filled ▁with ▁te qu ila ▁ha ci end as , ▁ar che ological ▁sites ▁and ▁modern ▁dist ill ation ▁facilities . ▁The ▁main ▁historical ▁cent ers ▁are ▁the ▁towns ▁of ▁T equ ila , ▁C oc ula , ▁Mag dal ena ▁and ▁Te uch it lán . ▁The ▁aggregate ▁of ▁the ▁ag ave ▁fields ▁in ▁this ▁area ▁have ▁been ▁named ▁a ▁World ▁Heritage ▁site ▁by ▁UN ES CO . ▁ ▁Puerto ▁Vall arta ▁on ▁B ander as ▁Bay ▁has ▁be aches ▁such ▁as ▁Los ▁Mu ert os , ▁Con chas ▁Ch inas , ▁Las ▁G lor ias , ▁M ism alo ya , ▁P unta ▁Neg ra ▁and ▁Play a ▁de ▁O ro ▁with ▁large ▁hot els , ▁bars , ▁restaur ants ▁and ▁disc oth è ques . ▁It ▁has ▁a ▁population ▁of ▁about ▁ 2 5 0 , 0 0 0 ▁and ▁is ▁the ▁sixth ▁largest ▁city ▁in ▁J alis co . ▁This ▁bay ▁was ▁a ▁haven ▁for ▁pir ates ▁in ▁the ▁ 1 6 th ▁century , ▁but ▁today ▁it ▁is ▁one ▁of ▁Mexico ' s ▁fav ored ▁div ing ▁destin ations ▁because ▁of ▁the ▁range ▁of ▁marine ▁life ▁and ▁an ▁average ▁water ▁temperature ▁of ▁between ▁ 1 9 ▁and ▁ 2 3