I will be heading up to celebrate the 35th anniversary of the Paris Tasting tonight and tomorrow. Sunday there will be a tour of some of the estate vineyards.
In the meantime, you can enjoy a virtual visit of Grgich Hills here in this very nicely done professonal video made by UPS:
If you'd like to know more about the Paris Tasting, read George Taber's famous account of the event here. It is one of the best books on California wine.