
After a fellow commuter left his thoughts on BP in the 86th Street station on Lexington Avenue, the MTA acted quickly to remove it. Within days it was scrubbed clean; the sentiment remains however.
One more below.

The Dalai Lama was last seen smoking the dope at the 6 train's 86th Street Lexington Station (see photo at left) in advance of his appearances at Radio City Music Hall this week. He has since gone smoke free, as witnessed below, where a new poster was laid on top of previous one. 

Taking the concept of adopting trees to a more consumer friendly conclusion, one clever commuter passing through the 86th Street 6 train station took a moment to enhance an advertisement featuring his holiness, who is due to make an appearance at Radio City Music Hall this May. 
Going to Breuckelen? You can time travel to the year 1646, or hop on the 4, 5, or 6 train at 86th and Lexington at the NW entrance.