Beneath China’s Yellow River, engineers completed one of the most ambitious tunneling projects ever attempted. The Jinan ...

Every day, long-haul truckers and commuters pass through the George Wallace Tunnel, briefly slipping away from daylight and 40 feet underwater, until reemerging into downtown Mobile, Alabama. Since ...

People often get frustrated with the daily travelling they do to reach their desired destination. There is some good news for people who commute between Denmark and Germany. Millions of passengers who ...

Built between 1954 and 1957, the Harvey Tunnel was the first underwater roadway to be authorized in Louisiana, costing the state $5 million. Within months of its opening, the tunnel made the area more ...