▁Nor se ▁myth ology ▁and ▁covers ▁six teen ▁different ▁scenes . ▁The ▁ride ▁show , ▁anim ations ▁and ▁effects ▁were ▁designed ▁by ▁a ▁number ▁of ▁ride ▁manufact ur ers ▁from ▁around ▁the ▁UK , ▁France ▁and ▁the ▁USA . ▁Int amin ▁provided ▁the ▁water ▁trans it ▁system . ▁ ▁Val hal la ▁uses ▁physical ▁effects ▁such ▁as ▁a ▁dram atic ▁change ▁in ▁temperature ▁and ▁artificial ▁snow ▁throughout ▁the ▁duration ▁of ▁the ▁ride . ▁R iders ▁experience ▁extrem es ▁of ▁temperature ▁r anging ▁from ▁− 2 0   ° C ▁to ▁ 4 0   ° C . ▁There ▁are ▁various ▁water ▁effects ▁during ▁the ▁ride ▁course , ▁including ▁a ▁water ▁vor tex ▁and ▁track ▁elements ▁include ▁a ▁tur nt able ▁( where ▁the ▁boat ▁is ▁turned ▁around ▁thus ▁facing ▁backwards ). ▁ ▁More ▁than ▁ ▁of ▁water ▁are ▁rec yc led ▁per ▁minute , ▁and ▁roughly ▁ ▁of ▁gas ▁is ▁used ▁an ▁hour ▁to ▁provide ▁the ▁fl ame ▁effects . ▁The ▁ride ▁has ▁a ▁capacity ▁of ▁ 2 , 0 0 0 ▁per ▁hour ▁and ▁each ▁journey ▁last s ▁approximately ▁six ▁minutes ▁covering ▁almost ▁half ▁a ▁mile . ▁The ▁ride ▁is ▁hous ed ▁inside ▁a ▁building ▁approximately ▁ ▁tall . ▁The ▁front ▁is ▁covered ▁with ▁artificial ▁rock ▁effect ▁( rep la ced ▁in ▁ 2 0 1 2 ) ▁and ▁a ▁huge ▁water fall ▁flows ▁down ▁the ▁ride ▁building ▁fac ade , ▁disp ens ing ▁ 1 2 , 0 0 0 ▁gall ons ▁of ▁water ▁per ▁minute . ▁ ▁After ▁the ▁