Dining Calendar - NYTimes.com During Italian Dine-Out, an Italian restaurant week of sorts, 23 Italian restaurants across the city will offer discounted lunch and dinner menus. Most of the restaurants have online reservations available for the Italian Trade Commission-sponsored promotion, which runs through Saturday. The specialty store O Live Brooklyn, 60 Broadway in Williamsburg, Brooklyn, will team up with the Spice Lab at 7 p.m. Tuesday for a discussion about specialty salts and peppers. The event is free, but reservations are required by calling (718) 384-0304 or e-mailing olivebrooklyn@gmail.com. The Riverhead Project, a restaurant in Riverhead on Long Island, has started a weekly series on Tuesdays called the Wine Project, in which a purveyor from a different local vineyard will lead a dinner and discussion on wines. The dinner, limited to 14 guests per night, begins at 7 p.m. and is $40 per person. The restaurant is at 300 East Main Street. There will be myriad places celebrating the Fourth of July with special meals, and lots of places to watch the 37th Macy's fireworks show over the Hudson River. Riverpark, overlooking the East River at 450 East 29th Street in Kips Bay, will have live music and games set up from 1 to 6 p.m. The family-friendly event is $95 per person, $65 for those under 21 and free for kids. To watch the fireworks, you might go over to Chelsea Piers. The "wichcraft location there will host an open beer and wine bar, with lobster rolls and more from 6 to 10 p.m. Tickets are $125 per guest and $55 for guests under 21.