“Richest Hill,” a new podcast from Montana Public Radio, made me care intensely about the former copper-mining boomtown of Butte, Montana—and urgently want to understand it better. Reported and written by Nora Saks and edited and produced by Nick Mott (MJour'18) and Eric Whitney, “Richest Hill” has a mood of straightforward friendliness, but it’s also full of surprises.