jordi bonet came here for the first time in 1932, when he was just seven years old. when you first came here? >> bonet: yes. >> logan: was it nothing like this? >> bonet: nothing of this-- only this faÇade, the walls. and the other faÇade. this was nothing. >> logan: for years, the sagrada famÍlia was little more than a ruin, a pile of rubble and open sky. and it may have stayed that way were it not for this one family. this is jordi bonet's father, who was one of the lead architects here for more than 40 years. jordi followed him as chief architect for almost three decades, and his daughter mariona is an architect here today. together, they've spent more time working on this church than gaudÍ himself. >> bonet: it is one way to give something to the world. >> logan: this is your way to give something to the world. >> bonet: yes, yes. >> logan: the devotion to gaudÍ runs deep here. japanese sculptor etsuro sotoo has spent 35 years in this church, and this is where he expects to be for the rest of his life, sculpting the figures that adorn gaudÍ's final masterpiece, co