Difference between revisions of "Tunnel"
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(world's longest tunnel is 33 miles through the Swiss Alps) |
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A tunnel is a passageway through or under an obstruction, like a mountain. | A tunnel is a passageway through or under an obstruction, like a mountain. | ||
| + | The [[world's longest tunnel]] is 33 miles through the [[Swiss Alps]], completed after 6 decades of work in 2010. | ||
Revision as of 15:21, October 15, 2010
A tunnel is a passageway through or under an obstruction, like a mountain. The world's longest tunnel is 33 miles through the Swiss Alps, completed after 6 decades of work in 2010.
