This New Orleans tree is filled with hidden chimes that produce a carefully tuned melody.

Stroll through a wonderland of stupendous moss-covered trees.

A semi-scholarly approach to sex.

Enormous lake at the bottom of a unique cave system.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

A collection of oddities including Dr. Kevorkian's suicide device, the Thanatron.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

An emerald-green grotto just a short trip from Austin.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

On the Oregon coast there is a natural hole that seems to be draining the sea.

A huge musical instrument played by the ocean.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.