Located in the Shenandoah Valley, for ten points, name this Virginian cave system, the largest cavern in the Eastern US.
While searching for a tourist site he could develop, Alexander Campbell discovered this place in 1878 when air rushing out from a sinkhole accidentally blew out his candle. This place boasts impressive structures including "Pluto's Ghost or Chasm," "Dream Lake," and "Saracen's Tent" amidst the limestone walls and formations. The Great Stalacpipe Organ produces symphonic tones when struck with electronic mallets; this stalactite organ is also the world's largest musical instrument. Located in the Shenandoah Valley, for ten points, name this Virginian cave system, the largest cavern in the Eastern US.
While searching for a tourist site he could develop, Alexander Campbell discovered this place in 1878 when air rushing out from a sinkhole accidentally blew out his candle.
{Luray Caverns} or Cave System