Dr Pepper is a carbonated soft drink marketed as having a unique flavor. The drink was created in the 1880's by Charles Alderton in Waco, Texas and first served around 1885. Dr Pepper was first nationally marketed in the United States in 1904, and is now also sold in Europe, Asia, Canada,Mexico, Australia, and South America, as well as New Zealand and South Africa as an imported good. Variants include a version without high fructose corn syrup, Diet Dr Pepper, as well as a line of additional flavors, first introduced in the 2000's.

The U.S. Patent Office recognizes December 1, 1885, as the first time Dr Pepper was served. It was introduced nationally in the United States at the 1904 Louisiana Purchase Exposition as a new kind of soda pop, made with 23 flavors. Its introduction in 1885 preceded the introduction of Coca-Cola by one year.

The Dr Pepper Museum, located in the Artesian Manufacturing and Bottling Company building at 300 South Fifth Street in downtown Waco, Texas, opened to the public in 1991. The building was the first building to be built specifically to bottle Dr Pepper. It was completed in 1906, and Dr Pepper was bottled there until the 1960's. The museum has three floors of exhibits, a working old-fashioned soda fountain, and a gift store of Dr Pepper memorabilia.

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