Why is Vincent van Gogh‘s painting of a vase of sunflowers always being sold at auction for mind-boggling sums? One reason is that it seems to have captured the imagination, that intangible quality often referred to as the X-factor.
Another reason is that there are lots of versions. Here are three.
I guess van Gogh liked painting sunflowers, or perhaps he wasn’t satisfied and just kept on trying till he got something he liked.