Potatoes growing out of the ceiling in a tunnel. It's an ad by Lays: 'our potatoes are grown closer than you may think.' Could be an interesting street art concept, hanging growing stuff in subway tunnels etc.
This pin is an advertisement for lego and hows two simple blocks which combine to form the shadow of a battleship. It subtly tells the narrative of how simple blocks can be combined with a child's imagination to form other forms.
The Australian Public Transport Authority got tired of people spray-painting graffiti on their buses and trains, so they targeted the ‘graffidiots’ with this ad campaign that reminds would-be vandals what the consequences of their actions could be.