This 2016 episode covers the May 30, 1948 flood that destroyed Vanport, Oregon. What really makes the story more than a historical footnote is how it ties into the racial makeup of both Portland and Oregon at the time.

Behind the Scenes Minis: Disease Pact
22:08

Samuel Hartlib and the Hartlib Circle
38:04

Carlos Juan Finlay and Yellow Fever
41:40