The link you followed will bring you to this page:

https://www.google.com/maps/place/Giardino+di+Daniel+Spoerri/@42.9217255,11.5669376,478m/data=!3m1!1e3!4m5!3m4!1s0x13296d1df048e82f:0x40a2676341f4f203!8m2!3d42.921596!4d11.569676