The facts of what she did are clear.

She traveled the second overland crossing of the continent as the only woman in the expedition, while pregnant and with two young children.

She lost a child during that crossing.

She reached Fort Astoria.

She returned to the interior with a trapping expedition.

Her husband was killed in January 1814.

She crossed approximately 250 miles of Blue Mountain winter terrain with her two surviving sons, kept them alive, reached the Columbia River, positioned herself where she would be found, and survived.

Gabriel Franchère stopped his canoe when a child called out in French.