Engineer John Parke and a team of workers furiously shovel dirt, trying to shore up the South Fork Dam as it threatens to overflow, amid torrential rains. Parke knows these efforts are their only chance of preventing a terrible flood. He decides he has to warn the towns in the river valley of the imminent danger — but it’s a warning they’ve heard too many ti ... Show More
Feb 2024
Johnstown Flood | Cascade | 3
<p>Despite the efforts of engineer John Parke, the South Fork Dam does break. The ensuing flash flood sweeps up a vast, moving wall of debris: mud, rocks, trees, fragments of bridges and smashed-up houses. Residents in Johnstown, including Reverend H.L. Chapman and his family, ha ... Show More
40m 3s
Mar 2024
Johnstown Flood | Prepare for the Worst | 5
<p>National Park Ranger Doug Bosley’s existence hinges on a few dangerous seconds in the life of his great-great grandfather, William Pickerill. On May 31, 1889, Pickerill worked as a telegraph operator down the valley from Johnstown, Pennsylvania. Before it was washed away by th ... Show More
35m 8s
Sep 2018
National Parks - The Great Disaster | 4
<p>In the early morning hours of Wednesday, April 18, 1906, the city of San Francisco was torn apart by a huge earthquake–but it was the subsequent fires that did the most damage. As the city sought to rebuild, it also sought a more secure water supply, to break the stranglehold ... Show More
40m 23s
May 2022
The Great Mississippi Flood | Dirty Water | 2
<p>Early in the morning on April 22nd, 1927, flood waters from a break in the Mound Landing levee entered the town of Greenville, Mississippi. Within hours, the town was submerged in 10 feet of water. Thousands of residents fought to reach higher ground, desperately clinging to t ... Show More
39m 1s