Coupon Cravings reports thatÂ Carvel is celebrating its 75th anniversary by giving away free 8 oz. Icebergs today from 3-7 pm. Icebergs are a new twist on a soda float: it blends your favorite soda with ice and vanilla flavoring, with a scoop of vanilla soft serve ice cream on top. Sounds a bit odd, but worth a try if it’s for free! Click here to find a location near you. And as always, call before you go to make sure the deal is good.