The Detroit Windsor Tunnel is nearly 100 years old and was the first and only underwater tunnel for vehicles connecting two countries. But, there is much more to that tunnel than what people see when ...

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 ...

Engineers around the world are increasingly exploring the idea of connecting countries through underwater tunnels, making ...