Just back from a natural navigation expedition in Crete. In summary: a sweaty success. More to follow in email newsletter etc.
Pineappleweed - matricaria discoidea - is a sign someone has been there before you. It is a trampling-tolerant plant, commonly found on paths.
A nice example of daisies pointing south. Seen from above this effect is often hard to spot, but when our eyes are level with the daisies, it can be quite pronounced.