. ▁This ▁meant ▁that ▁the ▁b eds ▁were ▁arranged ▁in ▁such ▁a ▁way ▁that ▁if ▁you ▁drew ▁a ▁line ▁across ▁the ▁middle , ▁either ▁hor izont ally ▁or ▁vert ically , ▁one ▁side ▁of ▁the ▁line ▁would ▁mirror ▁the ▁other ▁side . ▁These ▁formal ▁gard ens ▁also ▁consisted ▁of ▁multiple ▁t iers , ▁which ▁dep ended ▁on ▁the ▁type ▁of ▁plants . ▁Each ▁level ▁was ▁different . ▁Frederick ▁himself ▁added ▁the ▁rose ▁garden ▁which ▁contained ▁almost ▁ 2 0 0 0 ▁v int age ▁rose ▁bush es ▁along ▁with ▁other ▁kinds ▁of ▁ros es . ▁ ▁See ▁also ▁ ▁List ▁of ▁G ild ed ▁Age ▁m ans ions ▁ ▁References ▁ ▁External ▁links ▁ ▁V ander b ilt ▁M ansion ▁National ▁Historic ▁Site ▁Historic ▁Resource ▁Study , ▁V ander b ilt ▁M ansion ▁National ▁Historic ▁Site ▁ ▁Category : 1 9 4 0 ▁establish ments ▁in ▁New ▁York ▁( state ) ▁Category : Be aux - Ar ts ▁architecture ▁in ▁New ▁York ▁( state ) ▁Category : Bi ographical ▁museum s ▁in ▁New ▁York ▁( state ) ▁Category : G ild ed ▁Age ▁Category : H istor ic ▁American ▁Engineering ▁Record ▁in ▁New ▁York ▁( state ) ▁Category : H istor ic ▁districts ▁on ▁the ▁National ▁Register ▁of ▁Historic ▁Places ▁in ▁New ▁York ▁( state ) ▁Category : H istor ic ▁house ▁museum s ▁in ▁New ▁York ▁( state ) ▁Category : H ouses ▁in ▁Hy de ▁Park , ▁New ▁York ▁Category : H ud son ▁River ▁Category : H ud son ▁River