Once a rough-and-tumble copper-mining hub, Bisbee now pairs beautifully preserved architecture and bohemian charm with some seriously eerie local lore.Downtown Historic Bisbee, Arizona.Credit: Chris Curtis/Getty ImagesSet about 100 miles southeast of Tucson, Arizona, and just 11 miles north of the Mexican border, the former copper-mining hub of Bisbee, Arizona, is full of surprises: the progressive, bohemian enclave stands apart from much of sur…