Watch Clip
![](http://image.pbs.org/video-assets/uc93a1e-asset-mezzanine-16x9-FcfhhXn.jpg?resize=410x)
Appraisal: 1912 Stevenson Facsimile of 1497 Genoese Map
3m 43s
/ TV-G
In Thrills & Chills, Alex Clausen appraises a 1912 Stevenson facsimile of 1497 Genoese world map.