Charles Francis Hall was inspired by expeditions like Sir John Franklin’s push to find the Northwest Passage, but he repeated the pattern of doom when he made a try for the North Pole – though he was the only one from his expedition to die.
Research:

Percy Fawcett, Manuscript 512, and a Lost City in the Amazon, Pt. 2
37:10

Percy Fawcett, Manuscript 512, and a Lost City in the Amazon, Pt. 1
34:05

SYMHC Classics: Swill Milk
39:22