An elderly California couple who had been married for 70 years died in a fire at their coastal cottage, reported to be worth about $4 million. The deaths have drawn attention because of the couple’s long marriage and substantial property holdings, while authorities investigate the circumstances of the blaze.

The article describes the home as a striking coastal property and says the couple owned a large, valuable real-estate portfolio. No further confirmed details about the cause of the fire or the investigation’s findings are provided in the supplied text.