▁Pal at inate ▁boundary , ▁this ▁front ier ▁is ▁mainly ▁an ▁administrative ▁one . ▁ ▁Many ▁Ludwig sh afen ers ▁shop ▁and ▁go ▁out ▁in ▁Mann heim ' s ▁inner ▁city , ▁as ▁it ▁is ▁within ▁easy ▁reach . ▁In ▁the ▁reverse ▁case , ▁some ▁Mann heim ers ▁work ▁in ▁Ludwig sh afen ▁and ▁many ▁University ▁of ▁Mann heim ▁students ▁choose ▁Ludwig sh afen ▁as ▁residence ▁because ▁of ▁its ▁che aper ▁r ents . ▁ ▁The ▁surr ound ings ▁of ▁Ludwig sh afen ▁on ▁the ▁left ▁bank ▁of ▁the ▁Rh ine ▁are ▁called ▁Pf al z ▁and ▁are ▁the ▁eastern most ▁part ▁of ▁the ▁Pal at inate ▁region . ▁The ▁administrative ▁district ▁around ▁Ludwig sh afen ▁is ▁called ▁Rhein - P fal z - K re is . ▁North ▁of ▁Ludwig sh afen , ▁there ▁is ▁the ▁industrial ▁town ▁of ▁Frank ent hal . ▁In ▁the ▁western ▁vic inity ▁of ▁Ludwig sh afen , ▁there ▁are ▁several ▁villages ▁producing ▁enorm ous ▁amounts ▁of ▁veget ables , ▁thus ▁se cur ing ▁the ▁Rhein pf al z ▁the ▁title ▁of ▁“ G erm any ' s ▁veget able ▁garden ”. ▁The ▁district ▁south ▁of ▁Ludwig sh afen ▁is ▁domin ated ▁by ▁the ▁Rh ine ▁and ▁the ▁Al tr hein ▁arms ▁( la kes ▁mark ing ▁the ▁earlier ▁course ▁of ▁the ▁river ) ▁and ▁the ▁ancient ▁town ▁of ▁Spe yer ▁with ▁its ▁magnific ent ▁imperial ▁c athedral , ▁a ▁not ew orth y ▁and ▁remarkable ▁city . ▁ ▁The ▁regions ▁with ▁some ▁more ▁distance ▁to ▁Ludwig