National Hamburger Day is Wednesday, May 28, and many burger spots like Wendy's, Burger King, Shake Shack, Smashburger and Whataburger have specials.

National Hamburger Day is celebrated on May 28, just a day after Memorial Day. To celebrate, several fast food chains and restaurants are offering free or highly discounted burgers. At such a critical moment in US history, we need reporters on the ground. Your donation allows us to keep sending journalists to speak to both sides of the story.

The food chain announced that it will be rolling out a set of free items with a purchase in the week leading up to National Hamburger Day — which includes several of their signa