Gourmet's Adventures With Ruth

Fishing for rainbow trout at Blackberry Farm in the foothills of the Great Smoky Mountains; actress Frances McDormand.

John Rowley fillets a 40-pound fish; Ruth shows actor Tom Skerritt how to forage for clams and wild greens on Seattle's Totten Inlet.

In Bath, England, baker Richard Bertinet demonstrates the bread-making process; with actress Dianne Wiest.

The Rialto market; cooking lessons with Enrica Rocca at her family's 16th-century palazzo in Venice, Italy; with Dianne Wiest.

A cooking school in Tepoztlán, Mexico; the many forms of corn, from masa to tortillas.

Rolling couscous; preparing tagines; with Lorraine Bracco.

The flavors and charms of Paraty, Brazil; dishes blend Brazilian, African and Portuguese traditions.

The Tamarind Cooking School in Laos taps into the cultural and economic reasons behind the country's spicy flavors.

Guilin noodles; harvesting snails from the Li River; Yangshuo cooking School.

Indian cooking authority Julie Sahni offers a guided tour of Queens, N.Y.