Rd 311, Clay Center, NE 68933, USA

40.4942852, -98.0829965

Unknow

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1709 S E St, Broken Bow, NE 68822, USA

41.401461, -99.6513495

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http://www.boneyardcreationmuseum.org/

Newcastle, NE 68757, USA

42.6903471, -96.8306343

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http://www.nebraskahistory.org/publish/markers/texts/ionia_volc

Newcastle, NE 68757, USA

42.657861, -96.766445

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101 S Kildare St, Greeley, NE 68842, USA

41.5481749, -98.5301877

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https://greeleycounty.ne.gov/webpages/assessor/assessor.html

120 Howells Ave, Ashton, NE 68817, USA

41.2497301, -98.7967454

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2548 Park Ave, Niobrara, NE 68760, USA

42.7498983, -98.0321145

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https://www.poncatribe-ne.org/culture/tribal-museum/

Niobrara, NE 68760, USA

42.7501464, -98.033212

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890th Rd, Niobrara, NE 68760, USA

42.7145764, -98.0747607

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Verdigre, NE 68783, USA

42.6184758, -98.2686375

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Verdigre, NE 68783, USA

42.6165173, -98.2687314

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211 E 7th St, York, NE 68467, USA

40.8684548, -97.5915158

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https://www.cityofyork.net/department/index.php?structureid=27

5520 S Lincoln Ave, York, NE 68467, USA

40.809056, -97.599581

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http://www.livinghistoryfarm.org/

Halsey, NE 69142, USA

41.848883, -100.3608632

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Thedford, NE 69166, USA

41.9786009, -100.575254

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http://www.tourthomascountynebraska.com/

495 Main St, Torrington, WY 82240, USA

42.0477085, -104.1839634

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http://www.torringtonwy.gov/

350 W 21st Ave, Torrington, WY 82240, USA

42.0652098, -104.1885441

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Harrison, NE 69346, USA

42.8285435, -103.6015785

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Torrington, WY 82240, USA

42.0480297, -104.1837768

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Gering, NE 69341, USA

41.805587, -103.8299624

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