Nereo has spent sixty of his ninety one years, traveling around the world with personalities such as Gabriel García Márquez and Pope Paul IV, and capturing presidential visits to Colombia by John F. Kennedy and Richard Nixon. But it is in his photographic essays, deep in the Amazon jungle, in the streets of Bogota, or up and down the Magdalena River (made famous by García Márquez's Love in the Time of Cholera), where his genius is truly revealed.