The World's Largest Peace Pipe is a roadside-scale version of the object that gave Pipestone its wider fame. It is not the place to learn the deeper story of the quarries; the national monument does that with far more care.
Still, it belongs on a quick town loop. Treat it as a photograph stop and a reminder of how Pipestone's sacred stone has also been translated into American roadside culture, boosterism, and town identity.