A French researcher made remarkable discoveries while submerging himself in darkness and isolation for two months.

In January 1925, a cave explorer named Floyd Collins became trapped underground ... underground via contrasts of the grainy muck of the stage, contrasts of light and dark, rising and descending ...

When a 13-year-old boy discovered what is now the world’s second-largest underground lake, he had to crawl through a muddy hole deep inside a cave and throw balls of dirt into the dark to ...

The Broadway musical based on the plight of Floyd Collins, a cave explorer who became trapped ... contrasts of light and dark, rising and descending plinths appearing out of the gloam, and Jordan ...