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Explore the 10 most incredible underground mining machines on Earth, designed to work in some of the most extreme and challenging environments. These machines are built to withstand harsh conditions ...
DC Water breaks ground on a 5.5-mile tunnel under D.C. to capture sewage overflows, aiming to cut Potomac River pollution by ...
Mary,' D.C. Water's tunnel boring machine used for a new Potomac River project ...
JANASU: The completion of India's longest rail tunnel between Devprayag and Janasu in Uttarakhand faced significant ...
The Vietnam War cast a long shadow across not just one of the most fertile periods of American filmmaking, but has led ...