The artists in “Structures” create systems, shift contexts, and engage with perception, utilizing unconventional devices such as exhibitions within exhibitions and dramatic shifts in scale between microcosm and macrocosm. Introduced by actor Sam Waterston, “Structures” is shot on location in Akureyri, Iceland; London, England; New York, New York; Houston, Texas; North Adams, Massachussetts; São Paolo, Brazil; Newark, New Jersey; Göteborg, Sweden; Santa Fe, New Mexico; and Austin, Texas.