Napa Valley, California - 3D Action Lenticular Postcard Greeting Card- NEWNapa Valley, California 3D Action Lenticular Postcard Greeting Card 4x6 inches In clear protective reusable sleeve Once planted in fruit and nut tree, diverse agriculture has been replaced by wine grapes on more than 90% of the agricultural land of the Valley. Now home to more than 400 wineries, the Napa Valley is one of the World's premier viticultural regions. Tilt the card left to right and or up and down to see 2 different images. Card back