July -- Gilroy Garlic Festival, . The country's largest festival devoted to everything garlic. Garlic plushies, garlic ice cream, garlic weavings, garlic wine, garlic-till-you're-sick. The last full weekend of July.
Gilroy Gardens, 3050 Hecker Pass Hwy, +1 408 840-7100, . Open from mid-spring to mid-fall. A theme park whose theme is plants, agriculture, and local history. Best for people interested in gardens, and for families with younger children. Like Legoland, the rides here do not cater to teenagers or older.
Chitactac-Adams Heritage County Park is an interesting little park where the Ohlone people lived for several thousand years. It's not a destination by itself, but if you're in the area ...
Gilroy is known for its outlets. At Gilroy Premium Outlets,  their 145 outlet stores draw people from near and far. Located at 681 Leavesley Rd., Gilroy, CA 95020. If you're in the mood for shopping, the outlets are easy to see just off 101.
Black Bear Diner, 393 Leavesley Road (West of 101 Exit, next to Forest Park Inn), ☎ 408-842-9901. American comfort food, bear-shaped paraphenaliaedit
Joe's Italian Restaurant, 168 W. 10th Street, ☎ 408-842-1446. Sicilian style....sadly as of April 2011 they seem to be closed :(edit
Mama Mia's, 1360 1st St # B, ☎ 408-847-8808. Tuscan style.edit
Claddagh, 1300 S. 1st Street (West end of 1st, just before it heads into the hills), ☎ 408-848-5050. Irish pub & restaurant. Soccer on the telly when available.edit
The Longhouse, 8195 Monterey Highway, ☎ 408-842-7664. American food. Friendly waitstaff.edit
Pho Ho An II, 890 Renz Lane #152 (Next to the Best Buy). Vietnamese. Note, there's an ATM on site but they don't take debit or credit cards.edit
Scotty's Restaurant at Gilroy Bowl, 7554 Monterey St., ☎ 408-842-5100. Yes they're attached to a bowling alley, but the service is great and they have good Hawaiian and Japanese food (loco moco, spam musubi, donburi, etc.) along with standard diner fare.edit
Victoria's Mexican Restaurant, 757 1st Street, ☎ 408-848-1052. What it says on the tin.edit
O.D.'s Kitchen, 28 Martin St, ☎ +1 (408) 847-3818. Breakfasts. Plentiful food, low prices, popular hole-in-the-wall breakfast joint. Their "Kitchen Sink" entree is huge, you may want to share it.cheap. edit
Best Western Forest Park Inn, 375 Leavesley Road (West of Leavesley Road exit on 101), ☎ 408-848-5144. edit
GILROY INN - GILROY (CA) (Hotel in Gilroy california), 611 Leavesley Road, Gilroy, California 95020, ☎ (408) 847-0688, . The Gilroy Inn Gilroy California is well-known for its garlic crop and for the annual Gilroy Garlic Festival, featuring various garlicky foods, including garlic ice cream.edit