Garden of Cosmic Speculation is located in Scotland and open to the public only one day a year. It was set up by Charles Jencks and his late wife, Maggie Keswixk, in 1989 to provoke speculation about the natural world as opposed to merely being beautiful.
Garden of Cosmic Speculation at the Portrack House, Dumfries Scotland.apparently only open to the public one day a year. By landscape architect and theorist Charles Jencks. Might take some major planning but I got see it someday !