, ▁the ▁corresponding ▁distances ▁are ▁ 3   km ▁to ▁the ▁south , ▁but ▁ 1 1   km ▁to ▁the ▁north . ▁In ▁addition , ▁the ▁starting ▁points ▁for ▁wal ks ▁south ▁of ▁the ▁main ▁r idge ▁are ▁often ▁situated ▁higher ▁than ▁those ▁to ▁the ▁north . ▁Despite ▁these ▁clear ▁factors , ▁h ik ers ▁still ▁approach ▁the ▁All g äu ▁Al ps , ▁including ▁their ▁main ▁chain , ▁pre domin antly ▁from ▁the ▁north , ▁i . e . ▁from ▁the ▁German ▁side . ▁ ▁In ▁the ▁western ▁part ▁of ▁the ▁All g äu ▁Al ps ▁there ▁is ▁no ▁continuous ▁main ▁r idge . ▁From ▁the ▁F ell horn ▁to ▁the ▁W id der stein , ▁there ▁is ▁a ▁r idge ▁in ▁front ▁of ▁the ▁main ▁chain , ▁which ▁termin ates ▁in ▁a ▁sem ic irc le ▁at ▁the ▁head ▁of ▁the ▁Kle ines ▁Wal sert al ▁valley . ▁The ▁mountain ▁chain ▁character ▁of ▁the ▁All g äu ▁Al ps ▁is ▁interrupted ▁by ▁the ▁If en ▁and ▁the ▁Gott es acker ▁Pl ate au ▁( C ret ace ous ▁rocks ). ▁Here ▁a ▁kar st ▁plate au ▁has ▁been ▁formed ▁- ▁uniqu ely ▁for ▁the ▁All g äu ▁Al ps ▁and ▁beyond . ▁Further ▁north ▁the ▁Fly sch ▁Mountains ▁again ▁form ▁small ▁ch ains . ▁This ▁is ▁followed ▁by ▁Nag elf lu h ▁chain ▁which ▁is ▁made ▁of ▁mol asse . ▁This ▁is ▁the ▁most ▁attract ive ▁mol asse ▁mountain ▁range ▁sculpt ed ▁in ▁the ▁entire ▁Al ps . ▁The ▁lower