  9 , ▁ 2 0 0 7 . ▁ ▁Econom y ▁ ▁Tu va ▁has ▁a ▁developing ▁min ing ▁industry ▁( co al , ▁c ob alt , ▁gold , ▁and ▁more ). ▁Food ▁processing , ▁tim ber , ▁and ▁metal working ▁indust ries ▁are ▁also ▁well - develop ed . ▁Most ▁of ▁the ▁industrial ▁production ▁is ▁concentr ated ▁in ▁the ▁capital ▁Ky zy l ▁and ▁in ▁Ak - D ov ur ak . ▁According ▁to ▁the ▁H DI , ▁the ▁Republic ▁of ▁Tu va ▁is ▁the ▁least ▁developed ▁region ▁in ▁Russia . ▁ ▁Tour ism ▁ ▁Tu va ▁is ▁a ▁region ▁with ▁a ▁unique ▁history , ▁culture , ▁and ▁nature . ▁All ▁native ▁zones ▁of ▁the ▁Earth ▁except ▁sav anna ▁( even ▁rain for est , ▁see ▁Southern ▁Si ber ian ▁rain for est ) ▁are ▁featured ▁in ▁Tu va . ▁There ▁are ▁more ▁than ▁ 1 0 0 ▁min eral ▁spr ings ▁in ▁Tu va . ▁The ▁biggest ▁of ▁which ▁are ▁the ▁warm ▁min eral ▁spr ings ▁U sh - B eld ir ▁and ▁T ary s , ▁the ▁temperature ▁of ▁the ▁water ▁is ▁ 5 2 - 8 5   ° C . ▁ ▁Cold ▁min eral ▁spr ings ▁and ▁salt ▁la kes ▁are ▁popular ▁among ▁tour ists ▁and ▁the ▁general ▁population ▁for ▁their ▁medic inal ▁qual ities . ▁The ▁ge ographical ▁location ▁of ▁Tu va ▁between ▁the ▁east - S iber ian ▁ta iga ▁and ▁central - As ian ▁landscape ▁eng enders ▁a ▁wealth ▁of ▁fl ora ▁and