Seven Wonders of the Industrial World:
- SS Great Eastern, British oceangoing passenger steamship, launched in 1858
- Bell Rock Lighthouse, in the North Sea off the coast of Angus, Scotland, completed in 1810
- Brooklyn Bridge, in New York City, New York, United States, opened to traffic in 1883
- London sewerage system, serving London, England since the late 19th century
- First transcontinental railroad, 1,912-mile (3,077 km) continuous railroad line connecting existing rail networks in Iowa, Nebraska, Wyoming, Utah, Nevada, and California in the United States, completed in 1869
- Panama Canal, 51-mile (82 km) artificial waterway crossing the Isthmus of Panama and connecting the Atlantic and Pacific oceans, completed in 1914
- Hoover Dam, on the Colorado River, spanning the border between Nevada and Arizona in the United States, completed in 1936