In May 2016 Google announced a new search result format “Rich Cards” for 2 categories, i.e Recipes and Movies. The Rich Cards used schema.org structured mark up, just like the Rich Snippets format.
Google has added:
By building Rich Cards, you have a new opportunity to attract more engaged users to your page. Users can swipe through restaurant recommendations from sites like TripAdvisor, Thrillist, Time Out, Eater, and 10Best. In addition to food, users can browse through courses from sites like Coursera, LinkedIn Learning, EdX, Harvard, Udacity, FutureLearn, Edureka, Open University, Udemy, Canvas Network, and NPTEL.
AMP HTML is not required for Local restaurant pages and Online Courses rich cards. But, Google recommends that you create AMP pages to further engage users. Users consuming AMP’d content will be able to swipe near instantly from restaurant to restaurant or from recipe to recipe within your site.
Users who tap on your Rich Card will be taken near instantly to your AMP page, and be able to swipe between pages within your site.
Google is soon moving to add Rich Cards to other verticals too .