Keep off the grass

When she had been at Uni, just a couple of years before, they had all hung out in the park near the campus. If it was warm, people would drift to the sunny corner and sit, talk, drink wine... smoke... On an impulse, she headed over to the park and, sure enough, there were twenty or thirty students sitting on rugs in two or three loosely-linked groups. She stood for a while, listening to the laughing talk and watching the games of frisbee. Then she turned around and walked to her hotel.