Lighting up Niagara Falls at night goes back to before the Civil War, when simple chemical flares that burned blue were used in honor of visiting English royalty.
In 1907, Walter D’Arcy Ryan, a General Electric lighting engineer used 44 searchlights with gelatin filters (similar to “gels” used in film production today) to project various colors onto the falls. [Read more…] about Lighting Up Niagara Falls: The Schenectady Connection