– 1 5 0 0   mm . ▁per ▁year ▁in land ▁and ▁ 6 0 0 – 8 0 0   mm . ▁per ▁year ▁on ▁the ▁Adri atic ▁coast . ▁ ▁History ▁▁ ▁Mar che ▁was ▁known ▁in ▁ancient ▁times ▁as ▁the ▁Pic enum ▁territory . ▁The ▁Pic ens ▁or ▁Pic entes ▁( An cient ▁Greek : ▁ Π ί κ ε ν τ ε ς ) ▁were ▁the ▁Ital ic ▁tribe ▁who ▁lived ▁in ▁Pic enum ▁during ▁the ▁Iron ▁Age . ▁Many ▁arte fact s ▁from ▁their ▁time ▁are ▁exhib ited ▁in ▁National ▁Arch ae ological ▁Museum ▁of ▁the ▁Mar che ▁Region ▁in ▁An con a . ▁In ▁the ▁fourth ▁century ▁BC , ▁the ▁northern ▁area ▁was ▁occupied ▁by ▁the ▁Sen ones , ▁a ▁tribe ▁of ▁Ga uls . ▁The ▁Battle ▁of ▁S entin um ▁was ▁fought ▁in ▁Mar che ▁in ▁ 2 9 5 ▁BC ; ▁afterwards , ▁the ▁Rom ans ▁founded ▁numerous ▁colon ies ▁in ▁the ▁area , ▁connected ▁to ▁Rome ▁by ▁the ▁Via ▁Fl amin ia ▁and ▁the ▁Via ▁Sal aria . ▁As coli ▁was ▁a ▁seat ▁of ▁Ital ic ▁resistance ▁during ▁the ▁Social ▁War ▁( 9 1 – 8 8 ▁BC ). ▁ ▁Following ▁the ▁fall ▁of ▁the ▁Western ▁Roman ▁Empire , ▁the ▁region ▁was ▁inv aded ▁by ▁the ▁Goth s . ▁After ▁the ▁Goth ic ▁War , ▁it ▁was ▁part ▁of ▁the ▁By z antine ▁Ex arch ate ▁of ▁R aven na ▁( An con a , ▁F ano , ▁P es aro , ▁R