▁House ▁of ▁Reg ens berg ▁who ▁lived ▁in ▁the ▁castle ▁of ▁W ulp ▁in ▁Kü sn acht . ▁After ▁ 1 5 3 1 ▁Kü sn acht ▁was ▁govern ed ▁by ▁Zur ich . ▁ ▁Like ▁most ▁other ▁municipal ities ▁along ▁Lake ▁Zürich , ▁Kü sn acht ▁started ▁to ▁become ▁a ▁sub urb ▁of ▁the ▁city ▁of ▁Zürich ▁with ▁the ▁development ▁of ▁the ▁railway ▁link ▁in ▁ 1 8 9 6 . ▁ ▁The ▁psych iat rist ▁Carl ▁Jung ▁had ▁his ▁clin ic ▁in ▁Kü sn acht , ▁which ▁attract ed ▁patients ▁from ▁all ▁over ▁the ▁world . ▁Thomas ▁Mann ▁lived ▁in ▁Kü sn acht ▁between ▁ 1 9 3 3 ▁and ▁ 1 9 3 9 , ▁after ▁he ▁was ▁forced ▁to ▁leave ▁Germany ▁by ▁the ▁Naz is . ▁The ▁most ▁famous ▁resident ▁of ▁the ▁town ▁is ▁T ina ▁Turner . ▁ ▁Geography ▁ ▁Kü sn acht ▁has ▁an ▁area ▁of ▁. ▁ ▁Of ▁this ▁area , ▁ 3 4 . 5 % ▁is ▁used ▁for ▁agricult ural ▁purposes , ▁while ▁ 3 2 . 1 % ▁is ▁for ested . ▁ ▁Of ▁the ▁rest ▁of ▁the ▁land , ▁ 3 2 . 8 % ▁is ▁settled ▁( build ings ▁or ▁roads ) ▁and ▁the ▁remainder ▁( 0 . 5 %) ▁is ▁non - product ive ▁( ri vers , ▁gla ci ers ▁or ▁mountains ). ▁▁ ▁housing ▁and ▁buildings ▁made ▁up ▁ 2 5 . 6 % ▁of ▁the ▁total ▁area , ▁while ▁transport ation ▁infrastr ucture ▁made ▁up ▁the ▁rest