It’s ironic that Burning Man falls on Labor Day weekend, because the amount of sweat and elbow grease that goes into creating the temporary art displays is staggering. The result is the world’s largest interactive display of art , set in a lunar landscape that gives an otherworldly flavor to the whole experience. You’ll see art cars that look like magic carpets, mechanical fire-breathing dragons trolling the desert and maybe a life-size replica of an 18th-century shipwreck