ara ▁County ▁ ▁Category : C ities ▁in ▁Gil an ▁Province <0x0A> </s> ▁The ▁Dan ube ▁G orge ▁near ▁Wel ten burg ▁() ▁is ▁a ▁narrow ▁section ▁of ▁the ▁Dan ube ▁Valley ▁in ▁the ▁Lower ▁Bav arian ▁county ▁of ▁Kel heim , ▁which ▁has ▁been ▁recogn ised ▁as ▁a ▁nature ▁reserve ▁and ▁ge ot ope . ▁This ▁section ▁of ▁the ▁valley ▁in ▁the ▁southern ▁Fran con ian ▁J ura ▁is ▁officially ▁called ▁the ▁Wel ten burg ▁N arrow s ▁( Wel ten burger ▁En ge ). ▁ ▁Location ▁ ▁The ▁Wel ten burg ▁N arrow s ▁lies ▁on ▁the ▁Lower ▁Bav arian ▁section ▁of ▁the ▁River ▁Dan ube ▁between ▁the ▁town ▁of ▁Kel heim ▁and ▁Wel ten burg ▁Ab bey . ▁ ▁The ▁nature ▁reserve ▁covers ▁an ▁area ▁of ▁about ▁ 5 6 0 ▁hect ares , ▁is ▁ 5 . 5 ▁kilometres ▁long ▁and ▁about ▁ 4 0 0 ▁metres ▁ ▁wide . ▁ ▁Description ▁ ▁The ▁Gebiet ▁is ▁a ▁designated ▁nature ▁reserve ▁and ▁be ars ▁the ▁cat ast re ▁number ▁NS G 2 0 0 . 0 0 2 . ▁The ▁area ▁was ▁designated ▁as ▁a ▁natural ▁monument ▁under ▁King ▁Ludwig ▁I ▁of ▁Bav aria ▁as ▁early ▁as ▁ 1 8 4 0 . ▁The ▁nature ▁reserve , ▁which ▁has ▁existed ▁since ▁ 1 9 3 8 , ▁was ▁awarded ▁the ▁European ▁Di pl oma ▁on ▁ 5 ▁March ▁ 1 9 7 8 . ▁It ▁is ▁part ▁of ▁the ▁N atura ▁ 2 0 0 0 ▁network ▁and ▁the ▁protected