The Dixie County sheriff in his porkpie hat and the shaggy, barefoot young man: It's an iconic image of the rise of the hippie counterculture in 1967.
That particular meeting took place in Florida — it was a national story when a few young people decided to live together on an island there — but the Summer of Love put the spotlight on San Francisco.
The tone of the mainstream media coverage was one of fascination: What will they do next? What they did next was what everyone does. Some burned out. Some moved on. Some kept going. This week, the Rainbow Family of Living Light holds its annual U.S. gathering in a Tennessee forest. As they've done since 1972, thousands will gather to invoke peace.
On the occasion, we offer a look back at the early hippies and their later influence. Been there, done that? Take the quiz below to see if you remember any of it. It's not about the score, it's about the journey.