Photographs from the Sunday Field Trip

David Howell, our tour leader, welcomes the participants to Opus One Winery in the Napa Valley.
David Howell points out some of the unique geologic features of the Napa Valley.

A view looking west from the balcony of the Opus One Winery. Ralph provided us with a private tour of Opus One, answering all of our questions about wine production.
We enjoyed the opportunity to taste a wonderful Cabernet produced by Opus One Winery.

Learning about the geology of California firsthand can be quite joyous.

David Howell describes the distinct variations in soil composition at the Stags' Leap Winery along the Silverado Trail.

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