If you’ve ever ridden Amtrak’s Empire Builder, you’ve probably passed through the Flathead Tunnel. At seven miles in length, it’s tough to miss, and about 50 freight trains travel through it every day (in addition to the Empire Builder). And believe it or not, this tunnel actually plays an important role in Montana’s railroad history.
At seven miles long, it’s the second longest railroad tunnel in the country. The first is the Cascade Tunnel in Western Washington, which is almost eight miles long.
This resulted in the relocation of an entire town, Rexford, from the Kootenai River to its current location 10 miles west of Eureka. Construction also soon began on a new tunnel.
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