If you were the kind of kid who enjoyed tearing the heads off your Barbie dolls and prying your toys open to see how things looked on the inside, Brendan Fitzpatrick’s will bring back a few memories. The Australian photographer is famous for his X-ray art. He uses chest X-rays and mammogram machines to explore the inner workings of various objects and natural forms. In this series, which we learned about on Colossal, the artist has scanned toy robots, guns, and action figures, revealing their complex interiors. Take a closer look in our gallery.