Skip to main content
Support Provided By
The World Learns of Emmett Till
1:02
Photos of Till were published in newspapers and magazines.
Summit Tunnel
1:19
Summit Tunnel is 1,659 feet long and through some of the hardest rock in North America.
Liquid Nitroglycerin and the Transcontinental Railroad
0:28
The Central Pacific's best hope was a dangerous gamble: liquid nitroglycerin.
Tunneling and Tracklaying
0:43
Workers dug tunnels through mountains in Utah and laid track in the Wyoming desert.
Sculpting a National Monument
2:41
View video clips of Gutzon Borglum and the workers as they sculpt a national monument.
The Scale of Mount Rushmore
1:03
Mount Rushmore is the biggest monument on the face of the earth.
Interview with Linda Edquist
21:27
Conservation Specialist Linda Edquist demonstrates preservation techniques.
Borglum's Sculpting Technique
2:22
Borglum built a studio size model of Mt. Rushmore and then enlarged it to scale.
The Rockefellers Chapter One
9:37
John D. Rockefeller was the world's first billionaire and the most hated man in America.
Rockefellers at Play
1:35
Home videos of Rockefeller family members at the family estate.
Historian Elizabeth Young
2:46
Historian Elizabeth Young discusses women and literature before the Civil War.
Historian Catherine Clinton
3:21
Historian Catherine Clinton discusses medical care in the Civil War.
Active loading indicator