20 Things You Somehow Missed In There Will Be Blood
7. The Climax Is Shot At Edward Doheny's Mansion
Daniel Plainview's life is an assimilation of different oil men from that era. But a significant part, including factual details, is taken from the life of Edward Doheny. He was a real-life oil magnate known for his abrupt style and sharp business mind. The literary source from where PTA borrows the outer structure for his story also lays out the details.
The final scene of the film - the bowling alley shot - and the interior mansion sequences were shot in Doheny's previous mansion. He gifted it to his son and it is located in the Beverly Hills area in Los Angeles.
It is called Grey Stone and proved to be a challenging place to shoot in because of how narrow it was.