Article
Central Pacific Railroad Photographic History Museum

Cprr Photographic History Museum: Driving the Last Spike at Promontory, 1869

For Students 9th - 10th
In-depth look at the ceremony at Promontory Point upon the completion of the transcontinental railroad. The author discusses the preparation for the ceremony, the use of four ceremonial spikes, and what became of them. From an article in...
Article
Virginia Historical Society

Virginia Historical Society: Waging War: The Battlefront: The First Modern War?

For Students 9th - 10th
Discusses some of the new military and other technologies that were used during the Civil War in Virginia.
Article
Khan Academy

Khan Academy: Timothy O'sullivan, Ancient Ruins in the Canon De Chelle

For Students 9th - 10th
View photographs and read about the historical works of Timothy O'Sullivan in this essay.