Kentucky has a museum dedicated to the coal industry. It now runs on solar power.

If you seek an aggressively unsubtle encapsulation of the struggles of the American coal industry, look no further: The Kentucky Coal Mining Museum now runs on solar power. The museum, owned and operated by Southeast Kentucky Community and Technical College, turned to solar when coal-powered energy became too expensive. "We believe that this project will help save at least $8,000 to $10,000, off the energy costs on this building alone, so it's a very worthy effort and it's going to save the coll...