Nothing says summer like the jingle of an ice cream truck—and cooling off with a (quickly melting) tasty treat. But these days, Americans aren’t just settling for chocolate and vanilla. To celebrate National Ice Cream Day on July 21, we’ve rounded up this year’s top trending ice cream-related searches across the U.S.—and found more people are looking to experience new flavors, types, forms and even temperatures. Global treats This year, searches for ice cream have moved away from your typical neighborhood ice cream truck and gone international. Searches for Mexican ice cream have gone up, thanks to people looking to have a taste of the raw milk, hand-churned, wooden-barrelled, sweet and spicy creation. Japan’s creations are also trending, with chewy and colorful mochi sparking interest, along with “fish ice cream,” or taiyaki, fish-shaped cakes that make tasty ice cream cones. And the Italian classic, gelato, has U.S. searchers craving its dense, silky...