e ▁Head land ▁itself ▁contains ▁the ▁remains ▁of ▁no ▁less ▁than ▁eigh teen ▁fort ifications , ▁eight y ▁buildings ▁and ▁many ▁arte fact s ▁in ▁various ▁states ▁of ▁pres ervation . ▁ ▁It ▁is ▁estimated ▁that ▁each ▁month ▁ 2 , 0 0 0 ▁men , ▁A IF ▁or ▁US ▁serv ic emen , ▁passed ▁through ▁this ▁Am ph ib ious ▁Training ▁Centre , ▁( 2 0 , 0 0 0 ▁in ▁total ), ▁learning ▁emb ark ation ▁and ▁deb ark ation ▁with ▁the ▁R AN ▁landing ▁ships ▁inf antry , ▁H MA S ▁West ral ia , ▁H MA S ▁M ano ora , ▁H MA S ▁K anim bla ▁and ▁USS ▁Henry ▁T ▁Allen . ▁The ▁exer cis es ▁involved ▁actually ▁landing ▁under ▁sim ulated ▁invasion ▁conditions ▁on ▁Z en ith , ▁W reck ▁and ▁Box ▁Be aches . ▁The ▁Am ph ib ious ▁Land ing ▁Training ▁Est ab lish ment ▁was ▁commission ed ▁as ▁H MA S ▁Ass ault . ▁ ▁Later , ▁as ▁the ▁war ▁progress ed , ▁similar ▁training ▁establish ments ▁were ▁established ▁closer ▁to ▁the ▁fast ▁moving ▁front . ▁It ▁was ▁here ▁that ▁the ▁R AN ▁trained ▁its ▁landing ▁craft ▁and ▁cre ws ▁involved ▁in ▁am ph ib ious ▁invas ions ▁of ▁Dutch ▁New ▁Guinea , ▁Tar ak an ▁and ▁Bal ik p apan , ▁as ▁well ▁as ▁the ▁Ley te ▁and ▁L ing ay en ▁invas ions ▁in ▁the ▁Philippines . ▁Of ▁the ▁ 1 4 1 ▁ships ▁and ▁landing ▁craft ▁( th ir teen ▁Australian