▁Av on ▁include : ▁▁ ▁The ▁Av on ▁Five ▁Arch ▁Bridge ▁is ▁a ▁rem nant ▁of ▁a ▁rail road ▁bridge ▁over ▁the ▁Con es us ▁Out let ▁at ▁Little ville . ▁It ▁was ▁added ▁to ▁the ▁National ▁Register ▁of ▁Historic ▁Places ▁in ▁ 2 0 1 2 . ▁ ▁The ▁Av on ▁Inn , ▁added ▁to ▁the ▁National ▁Register ▁in ▁ 1 9 9 1 . ▁ ▁The ▁Bar ber - M ull igan ▁Farm , ▁which ▁was ▁added ▁to ▁the ▁National ▁Register ▁in ▁ 1 9 8 0 . ▁ ▁The ▁Gen ese e ▁Valley ▁Green way ▁is ▁a ▁rail ▁trail ▁that ▁passes ▁through ▁Av on . ▁ ▁Tom ▁Wahl ' s , ▁a ▁fast ▁food ▁restaurant ▁which ▁has ▁its ▁origin ▁in ▁Av on ▁as ▁a ▁tiny ▁ice ▁cre am ▁shop ▁called ▁the ▁T win ▁K iss . ▁ ▁Geography ▁According ▁to ▁the ▁United ▁States ▁Census ▁Bureau , ▁the ▁town ▁has ▁a ▁total ▁area ▁of ▁ 4 1 . 2   square ▁miles ▁( 1 0 6 . 8   km ² ), ▁of ▁which , ▁ 4 1 . 2   square ▁miles ▁( 1 0 6 . 6   km ² ) ▁of ▁it ▁is ▁land ▁and ▁ 0 . 1   square ▁miles ▁( 0 . 2   km ² ) ▁of ▁it ▁( 0 . 1 5 %) ▁is ▁water . ▁ ▁The ▁north ▁town ▁line ▁is ▁the ▁border ▁of ▁Mon roe ▁County . ▁ ▁The ▁Gen ese e ▁River ▁defines ▁the ▁west ▁town ▁line , ▁flow ing