29th Annual Sharpsteen Museum Instant Wine Cellar Napa Valley wine raffle, wine tasting, appetizers, raffle baskets, silent and live auctions. Saturday, August 26, 4-7 pm, Museum Plaza, 1311 Washington St., Calistoga. Raffle has two grand prizes of 6 mixed cases each of premium Napa Valley wines. Need not be present to win. Raffle tickets on sale at the Museum or can be ordered from the Museum website www.sharpsteenmuseum.org. Attendees at the Aug. 26 event will enjoy sampling wines from six member wineries of Calistoga WineGrowers, feast on a variety of delicious appetizers, take a chance on winning raffle baskets filled with wine, gift certificates and merchandise from generous local merchants, and bid on an array of silent and live auction items. Admission, available only at the door on the day of the event, is $20 general, $5 for Museum members (Memberships will be available at the door.).