This unique exhibit "Dialogue in the Dark" reverses roles as the visionless become guides and the sighted become ‘blind.’

A rare chance to ride one of the few continuous elevators still in operation.

Interactive modern and vintage submarine equipment, World War II relics, and submarine attire.

This ancient octopus-like tree was saved from destruction thanks to shady reporting.

A sprawling maze of used books piled from floor to ceiling.

Ethereal alien hums and haunting whale songs emitting from...a giant sheet of vibrating metal?

Walk through row upon row of manicured miniature trees at the United States' largest bonsai nursery.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

Walk the whole Mississippi River!

If there's another drive-through golf-cart bar in a bat-filled cave on top of a mountain, we don't know about it.

The oldest operational cathedral in the U.S. has one shell of a way of projecting speakers' voices.

An impressive collection of dollhouses and an homage to the frog-leg canning industry.

This architectural triumph is the only Frank Lloyd Wright house in Alabama.

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

148 feet long and in the middle of a verdant forest.

Once one of the largest producers of pig iron in the world.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

Every last book in this bookstore is signed by the author.

The tea room that pushed the boundaries of adorable straight into...we can't find the words.

The first fresco Diego Rivera painted in the United States can be found in the former San Francisco Stock Exchange.

This hands-on math museum believes in turning concepts into constructs.

The largest collection of two headed animals in the world.

The last of its kind in the country.

This little valley along Highway 1 is engulfed by thousands of lilies during the spring season.