Tesla Coil at Mid-America Science Museum

The 1.5-million-volt conical Tesla Coil (billed as the most powerful on earth) at Mid-America Science Museum in Hot Springs (Garland County). This permanent exhibit, named “Caged Lightning,” was dedicated on November 19, 2002.

Metallic sphere devise with opposite protruding rods emitting bright thin blue waves in metal cage

Courtesy of Mid-America Science Museum