text: The state is home to various attractions, natural features, parks and events that attract visitors from around the globe, notably the annual Hangout Music Festival, held on the public beaches of Gulf Shores; the Alabama Shakespeare Festival, one of the ten largest Shakespeare festivals in the world; the Robert Trent Jones Golf Trail, a collection of championship caliber golf courses distributed across the state; casinos such as Victoryland; amusement parks such as Alabama Splash Adventure; the Riverchase Galleria, one of the largest shopping centers in the southeast; Guntersville Lake, voted the best lake in Alabama by Southern Living Magazine readers; and the Alabama Museum of Natural History, the oldest museum in the state.Mobile is known for having the oldest organized Mardi Gras celebration in the United States, beginning in 1703.It was also host to the first formally organized Mardi Gras parade in the United States in 1830, a tradition that continues to this day.Mardi Gras is an official state holiday in Mobile and Baldwin counties.In 2018, Mobile's Mardi Gras parade was the state's top event, producing the most tourists with an attendance of 892,811.The top attraction was the U.S.Space & Rocket Center in Huntsville with an attendance of 849,981, followed by the Birmingham Zoo with 543,090.Of the parks and natural destinations, Alabama's Gulf Coast topped the list with 6,700,000 visitors.Alabama has historically been a popular region for film shoots due to its diverse landscapes and contrast of environments.Movies filmed in Alabama include: Close Encounters of the Third Kind, Get Out, 42, Selma, Big Fish, The Final Destination, Due Date, Need For Speed and many more.Healthcare UAB Hospital, USA Health University Hospital, Huntsville Hospital, and Children's Hospital of Alabama are the only LevelI trauma centers in Alabama.UAB is the largest state government employer in Alabama, with a workforce of about 18,000.