This week's Eye on Travel Podcast with Peter Greenberg - from Napa Valley, California. It is all about wine as Peter sits down with the woman who literally wrote the book on wine, Karen McNeil, author of The Wine Bible. Then, a deep dive into the history of the region with Diane Dillon. Finally, a conversation with the iconic winemaker Tor Kenward on the changing wine landscape and enduring wine culture and what keeps him in Napa.