Antiques Roadshow

Vintage Bismarck

Passport Season 23 Episode 20 | 52m 32s Video has closed captioning.

Travel back to Bismarck for updates on Season 10 appraisals like a UND School of Mines collection, a Korean court screen, and Native American pictograph drawings. Which has a jaw-dropping value jump from $30,000-$50,000 to $400,000-$600,000?

Aired: 07/22/19

Expires: 07/24/23

Rating: TV-G

Problems Playing Video? | Closed Captioning

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1970 Robert Smithson Spiral Jetty Plans

Owner Interview

1970 Robert Smithson Spiral Jetty Plans

Hear the owner speak more about the personal significance of the Spiral Jetty plans.

Watch the Interview