▁park ▁in ▁Or ch ard ▁Park , ▁New ▁York , ▁originally ▁named ▁for ▁the ▁ch est nut ▁trees ▁on ▁its ▁hills . ▁It ▁is ▁currently ▁the ▁largest ▁park ▁operated ▁by ▁the ▁Er ie ▁County ▁Department ▁of ▁Park s , ▁Rec re ation ▁and ▁Forest ry , ▁and ▁is ▁open ▁year - round . ▁ ▁The ▁Ch est nut ▁R idge ▁Park ▁property ▁was ▁acquired ▁by ▁Er ie ▁County ▁in ▁ 1 9 2 6 , ▁and ▁it ▁was ▁one ▁of ▁the ▁first ▁par ks ▁established ▁by ▁the ▁county . ▁The ▁park ' s ▁facilities ▁and ▁land sc apes ▁were ▁improved ▁substantial ly ▁by ▁the ▁Works ▁Progress ▁Administration ▁throughout ▁the ▁ 1 9 3 0 s . ▁ ▁Fac ilities ▁and ▁attra ctions ▁ ▁The ▁park ▁has ▁facilities ▁and ▁space ▁for ▁tennis , ▁h ik ing , ▁disc ▁golf , ▁snow m ob iling , ▁s led ding ▁and ▁other ▁out door ▁activities . ▁ ▁The ▁Buff alo ▁Phil harm onic ▁Orchestra ▁has ▁held ▁summer ▁concert s ▁at ▁the ▁base ▁of ▁the ▁s led ding ▁hill , ▁which ▁provides ▁an ▁am ph it he ater - like ▁setting . ▁ ▁On ▁a ▁clear ▁day , ▁the ▁s led ding ▁hill ▁offers ▁views ▁of ▁Buff alo ▁and ▁Lake ▁Er ie . ▁Tob og gan ▁ch utes ▁also ▁operate ▁on ▁the ▁s led ▁hill ▁during ▁the ▁winter . ▁ ▁The ▁E ternal ▁Fl ame ▁F alls , ▁a ▁small ▁water fall ▁containing ▁a ▁natural ▁" et ernal ▁fl ame ," ▁is ▁located ▁within ▁the ▁park .