▁which ▁is ▁the ▁deep est ▁in ▁South ▁West ▁England . ▁It ▁was ▁formed ▁by ▁the ▁process ▁of ▁river ▁capture , ▁where ▁the ▁start ▁of ▁a ▁nearby ▁river ▁er oded ▁backwards ▁until ▁its ▁origin ▁met ▁the ▁L yd , ▁diver ting ▁its ▁course ▁into ▁the ▁second ▁channel . ▁ ▁O wn ed ▁and ▁maintained ▁by ▁the ▁National ▁Trust ▁since ▁ 1 9 4 7 , ▁the ▁g orge ▁features ▁the ▁ ▁tall ▁White ▁Lady ▁Water fall ▁and ▁a ▁series ▁of ▁wh irl po ols ▁known ▁as ▁the ▁Dev il ' s ▁Ca uld ron . ▁ ▁External ▁links ▁Ly df ord ▁G orge ▁information ▁at ▁the ▁National ▁Trust ▁ ▁References ▁ ▁Category : R ivers ▁of ▁Dev on ▁Category : D art mo or ▁Category : C any ons ▁and ▁g org es ▁of ▁England ▁Category : National ▁Trust ▁properties ▁in ▁Dev on ▁Category : S ites ▁of ▁Special ▁Scient ific ▁Interest ▁in ▁Dev on ▁Category : T our ist ▁attra ctions ▁in ▁Dev on ▁Category : Ge ology ▁of ▁Dev on ▁Category : N ature ▁res erves ▁in ▁Dev on ▁ 1 L yd <0x0A> </s> ▁The ▁ 1 9 8 9 ▁Vol vo ▁Open ▁was ▁a ▁tennis ▁tournament ▁played ▁on ▁out door ▁cl ay ▁courts ▁in ▁B å stad , ▁Sweden ▁that ▁was ▁part ▁of ▁the ▁ 1 9 8 9 ▁N ab is co ▁Grand ▁Prix ▁and ▁of ▁Tier ▁V ▁of ▁the ▁ 1 9 8 9 ▁W TA ▁Tour . ▁The ▁men ' s ▁tournament ▁was ▁held ▁from ▁ 3