Accessible only by boat, this centuries-old island fort never saw troops or combat.

Hidden in a grotto 26 feet below Nottingham's oldest hotel, this stylish subterranean drinking den is notoriously hard to find.

Some of Arizona's best spit-roasted tacos al pastor can be found at a weekend swap meet.

This bomb shelter-themed bar has barely changed since it opened.

A medieval castle in the middle of rural Texas.

Barcelona's only remaining tram system takes riders to the Tibidabo funicular.

Bask in the 19th century grandeur of an eccentric Freemason millionaire's private gardens.

This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

A stone wall commemorates the legend of a ferocious dragon who literally got his butt kicked by a knight.

A bizarre house filled with an astounding array of collections.

An invitation-only museum of items natural and bizarre, arcane and exotic.

A whimsical antique shop with a strong air of mystery, filled with items from ages, and what feels like worlds, past.

Inside this museum, the history of the Walt Disney Family empire is on full display.

One of the last remnants of the city's Chinese nightclub scene is now a dive bar selling killer mai tais.

The only visible piece of San Francisco's most famous shipwreck.

A free, public museum dedicated to the fascinating science of sight.

A walk down memory lane in the heart of one of San Francisco's most notorious neighborhoods.

The restored and active Victorian-era final resting place of San Francisco.

This turn of the century masterpiece has a mysterious goaty interloper.

A still functioning vaudeville carousel that has operated for over a century boasts a colorful menagerie and past.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

An essential stop before plundering, BYO Cutlass.

A collection of 20th-century automata, penny arcade games, and musical contraptions.