Since childhood, Oliver Sacks has been fascinated by ferns: an ancient class of plants able to survive and adapt in many climates.
He muses on the origins of chocolate and mescal, pre-Columbian culture and hallucinogens, the vibrant sights and sounds of the marketplace,.
Along with a delightful group of fellow fern aficionados mathematicians, poets, artists, and assorted botanists and birders he embarks on an exploration of Southern Mexico, a region that is also rich in human history and culture.
Since childhood, Oliver Sacks has been fascinated by ferns: an ancient class of plants able to survive and adapt in many climates