419 Porto and the Douro Valley; Midnight in Siberia; Scottish Pub Talk

Guides from Portugal describe the delights of Porto, and the winemaking traditions of the nearby Douro Valley in the north of Portugal. Then NPR's David Greene shares what he learned about everyday working-class Russians from his trips on the Trans-Siberian Railway. And friends from Scotland explain the cultural importance of their neighborhood pubs, and share tips for making yourself feel right at home on your next pub visit.