Ruthless Tide: The Heroes and Villains of the Johnstown Flood, America's Astonishing Gilded Age Disaster

“Reads like a nail-biting thriller.” — Library Journal, starred review

A gripping new history celebrating the remarkable heroes of the Johnstown Flood—the deadliest flood in U.S. history—from NBC host and legendary weather authority Al Roker

Central Pennsylvania, May 31, 1889: After a deluge of rain—nearly a foot in less than twenty-four hours—swelled the Little Conemaugh River, panicked engineers watched helplessly as swiftly rising waters threatened to breach the South Fork dam, built to c...