California's Richmond harbor recalls an era of can-do American spirit.
National Park Service program helps preserve historic structures and monuments
Frank Meyer combed Asia for unknown fruits and crops that proved valuable to U.S. agriculture
Bad roads and mountains made ditches and locks the most modern mode of transportation—for a while
To protect Washington from surrounding Southerners, Maj. John Barnard built a network of forts and gun emplacements. It was only tested once.
An early and ambitious American expedition developed a nightmarish side
McClellan's and Lee's armies fought three battles in one day to gain control passes east of Sharpsburg
The U-boat pens at Lorient, France, are a silent yet striking tribute to every man and woman brave enough to take to sea in a submarine.
100,000 rushed to the Klondike, where border between Alaska and Yukon was mist on the tundra
Once the highest-elevation U.S. Army post, Colorado's Camp Hale provided ski troops with deep snow and challenging terrain.