The hamburger's origins can be traced back to the 19th century when German immigrants brought their love of meatballs, known as "hamburger steaks," to the United States.
The first fast food chain to sell hamburgers was White Castle, which opened its doors in 1921 in Wichita, Kansas.
The world's largest burger weighed in at a whopping 2,014 pounds and was cooked in Minnesota in 2012.
The term "burger" actually comes from the German city of Hamburg, where the meatball originated.
The world's largest burger chain is McDonald's, which serves over 69 million customers every day in more than 100 countries.
The first veggie burger was invented in London in 1982 and was made from tofu.
The world's first burger emoji was created by Google in 2017.
The Guinness World Record for the most burgers eaten in three minutes is held by Takeru Kobayashi, who ate 12 burgers in 2005.