mSharePea Soup Andersen's, a landmark roadside attraction, has closed its Buellton location. The Santa Nella location, seen here, will remain open. | Source:Smith Collection/Gado via Getty ImagesRoad trippers leaving San Francisco for Southern California know that there are two places to stop for excellent split pea soup and even better fried chicken: the Pea Soup Andersen’s on U.S. 101 near Solvang, and the other Pea Soup Andersen’s on Interstate 5 in Santa Nella.A year shy of its centennial, the 101 location—in the Central Coast town of Buellton, technically—has closed, as SFGate first reported. An icon of kitschy Danish culture recognizable...