Landmarks like fire hydrants and trees are aromatic bulletin boards  carrying messages of who's been by, what they've been eating, and how they're feeling.
소화기나 나무같은 지형지물들이 향기나는 게시판인 겁니다. 누가 있었고, 뭘 먹고 있었으며, 어떤 느낌을 갖고 있었는지 알려주죠.