In Bellingham, Washington, the Spark Museum of Electrical Invention showcases 400 years of innovation history. The museum houses items related to harnessing electricity and energy, inventions that hail a significant change in the course of human history. There are more than 1,000 artifacts on display, including telephones, telegraphs, phonographs and even an original 1893 Edison light bulb, handmade by Thomas Edison himself. Read full feature here.