There's also a 100-foot waterfall. They may turn it off when people leave, but it doesn't really matter. This is highly recommended for a commercial cave experience. It's like taking a walk through a wax Bible. A guide pushes a button and triggers an animated presentation.
All narration is done by members of the congregation.
They're not real professional, but they're very enthusiastic. Tom Every, aka Dr. Evermor, bills his 320-ton creation as the world's largest sculpture. This cross between a Victorian time machine and a Star Wars stage set has death rays and disintegration chambers. It actually has bits of historic stuff, including what he claims is part of the original decontamination chamber from the Apollo moon mission. Ed's Museum, Wykoff, Minnesota Edwin Kruger, proprietor of the Jack Sprat Food Store from 1933 until his death in 1989, never threw anything away.