The remains of an idyllic small town built for the film 'Big Fish' still stand around a rundown main street.

An artsy hidden staircase leads to breathtaking views of San Francisco.

This network of narrow, medieval passages has the most delightful name.

This giant Canadian coin is a monument to the artist who created its iconic emblem.

A strange rock with a sinister reputation lurks within the crimson waters of this Scottish glen.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

A 98-room castle in the middle of Toronto that bankrupted a 19th century electricity multimillionaire.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

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

The one-time watch house for incoming ships at the Golden Gate now stands abandoned and hidden in trees.

This centuries-old hotel hides a network of secret cellars and passages once used by smugglers.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

Dodge prohibitionists and slide through the telephone booth in Crif Dogs.

An unnatural lake in a naturally beautiful setting.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

One of the figures in this Celtic sculpture continues to puzzle archaeologists.

These quintessentially English stepping stones were built for Victorian tourists.

Its vast collection details the history of this Santa Barbara beach town.

A former department store turned into a quirky restaurant.

Arizona's first government hub is a rustic cabin now preserved as part of a historical museum.

Hidden on a cattle ranch in Arizona, this bookstore has been celebrating Southwest literature for more than 40 years.

Come for the pizza, stay for a performance on the world's largest theater pipe organ.