▁family ▁of ▁golf ▁course ▁architect s ▁have ▁worked ▁on ▁the ▁course . ▁Frederick ▁G . ▁Haw tree ▁and ▁champion ▁gol fer ▁J . H . ▁Taylor ▁are ▁the ▁two ▁people ▁most ▁responsible ▁for ▁the ▁current ▁routing , ▁following ▁the ▁valle ys ▁between ▁the ▁very ▁large ▁d unes ▁which ▁domin ate ▁the ▁property . ▁The ▁arrangement ▁makes ▁for ▁excellent ▁spect ator ▁conditions ▁during ▁major ▁events . ▁Frederick ▁W . ▁Haw tree , ▁the ▁son ▁of ▁Frederick ▁G , ▁performed ▁some ▁modifications ▁in ▁the ▁ 1 9 6 0 s ▁and ▁in ▁ 1 9 9 3 ▁Martin ▁Haw tree , ▁son ▁of ▁Frederick ▁W ., ▁improved ▁and ▁modern ised ▁the ▁layout ▁further , ▁with ▁all ▁ 1 8 ▁of ▁the ▁club ' s ▁gre ens ▁being ▁completely ▁re built , ▁to ▁improve ▁tur f ▁and ▁d rain age ▁following ▁the ▁ 1 9 9 1 ▁Open ▁Championship . ▁Only ▁relatively ▁minor ▁twe aking , ▁such ▁as ▁the ▁addition ▁of ▁a ▁few ▁new ▁b unk ers ▁and ▁back ▁te es , ▁has ▁been ▁de emed ▁necessary ▁in ▁advance ▁of ▁the ▁last ▁two ▁Open ▁Championships . ▁The ▁course ▁was ▁ranked ▁as ▁the ▁ 1 8 th ▁best ▁in ▁the ▁world ▁outside ▁the ▁United ▁States , ▁in ▁the ▁ 2 0 0 7 ▁rank ings ▁by ▁G olf ▁Dig est ▁magazine . ▁ ▁During ▁the ▁ 1 9 6 0 s , ▁the ▁club ▁hosted ▁the ▁Ry der ▁Cup ▁twice , ▁in ▁ 1 9 6 5 ▁and ▁in ▁ 1 9 6 9 . ▁The ▁United