Travel: I Love Wine Camp

I am standing in a Napa Valley, Calif. field early on a Friday morning with 24 yuppies who paid $875 to pick grapes. A dozen Mexican day laborers, who have been working since 4 a.m. filling buckets for $2 each, pause to let us take over their jobs. "They think, Gringos loco," explains our camp counselor, Wayne Ryan.

Crush Camp, where laypeople get to be part of wine country's fall harvest, is the most sophisticated addition yet to the pantheon of self-improvement weekends for the BlackBerry set. It joins BMW Performance Driving School, Rock 'n' Roll Fantasy Camp and the original wish-fulfillment...