“During the winter of 2014–2015, Boston had historic snowfalls. The city shivered in the grip of a never-ending whiteout. But the bleak cityscape had a bright spot: the Isabella Stewart Gardner Museum’s year-round indoor flower gardens. This Colors campaign ran as social and transit ads. We even mounted standalone posters atop towering gray slush piles on the street corners around the museum: ‘snowvertising.’”