this ancient road sign with mysterious inscription J.A.E in this foggy summer day is warning on the intersection. the other road is actually entrance to this walled complex of winery estate extremely tastefully converted to private residencies. but no people, no cars, nobody. is there something wrong here?

[mistery solved - J.A.E. is junta autónoma de estradas]

I was never before posting here any puzzles, but lets try one now.

do you know from what tree this fruits are?

the fruits are woody and range from 1.5 to 2.5 cm in diameter. it is  from an evergreen tree, one of the most widely cultivated trees, native to Australia. this photo is from central portugal and few leaves are on the ground to help you solve this puzzle. [come back here in few weeks for an answer].

answer - this tree is eucalyptus, tree native to australia.