A cut-and-cover tunnel extends another 1,900 feet out of the Mount Baker Ridge Tunnel. In June 1989, the Mount Baker Ridge Tunnel opened, qualifying it as the largest diameter soft-soil tunnel in the ...
Digital Photography Review on MSNOpinion
Opinion: Is the age of mechanical wonders over?
Modern cameras are marvels of software engineering. But as physical objects, they're much simpler than what came before.
Suspension bridges have long held a remarkable place in human achievement. They blend practical utility with sweeping elegance, creating landmarks that connect more than just terrain. Standing beneath ...
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