Then Again
Then Again: Web Chron: Construction of Great Wall Begins
A brief description of the building of the Great Wall of China. Why it was built, who built it, its measurements, what building materials were used, and its purpose.
A&E Television
History.com: 10 World Engineering Marvels
These remarkable feats of design and construction transformed the ways that people travel, communicate and live. For thousands of years, mankind has engineered remarkable structures such as the pyramids of Egypt and the Great Wall of...
Curated OER
Resettlement
CNN reports in 1999 on China's biggest construction project since the Great Wall, the ecologically controversial building of the Three Gorges Dam on the Yangzi River.
Curated OER
Scenery
CNN reports in 1999 on China's biggest construction project since the Great Wall, the ecologically controversial building of the Three Gorges Dam on the Yangzi River.
Curated OER
Historical Picture
CNN reports in 1999 on China's biggest construction project since the Great Wall, the ecologically controversial building of the Three Gorges Dam on the Yangzi River.
Curated OER
Electrical Generators
CNN reports in 1999 on China's biggest construction project since the Great Wall, the ecologically controversial building of the Three Gorges Dam on the Yangzi River.
Curated OER
River
CNN reports in 1999 on China's biggest construction project since the Great Wall, the ecologically controversial building of the Three Gorges Dam on the Yangzi River.