
There is one fashion that has been and, thankfully, gone, surviving only sporadically in older people's gardens. Their hey-day coincided with the era when Aboriginaes were non-citizens, not counted in the officiial census, so "non-people" - people whom most suburbanites had no acquaintance with, other than as ornaments like garden gnomes. Humiliating and demeaning.
Here's an interesting article about the phenomenon.