Sidney is a city in and the county seat of Richland County, Montana, United States, less than 10 mi west of the North Dakota border. The population was 6,346 at the 2020 census. The city lies along the Yellowstone River. Sidney is approximately midway between Glendive, Montana and Williston, North Dakota.
AdBook in advance for the best deals. Amtrak recommends at least two weeks before a journey. Amtrak is the way to see America by train. Fast, efficient, and highly cost-effective
Destinations: New York, Baltimore, Washington, Los Angeles, Chicago, Las Vegas
AdFind out more about North America's most spectacular train journeys on AARP® travel. Learn more about prices and routes for these six unforgettable train trips on AARP®.
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