Located inside a former record pressing plant, this recording studio pays homage to the techniques and gear of a bygone age.

Built as a gift to the hottest tastemaker of the time, these hidden quarters remain an Art Deco showpiece.

Over 20,000 sets of spice shakers reveal the surprisingly telling history of our most basic spices.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

One man's vast collection of artifacts and ephemera from matchbooks and postcards to vintage neon signs and cars.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

A hotel and restaurant serving as the mecca of kitsch.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

The largest self-built castle in the U.S., six decades in the making.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

A pair of slides and a tree-lined stair corridor have been an urban oasis for nearly 40 years.

Olfactory delights in San Francisco's Botanical Gardens.

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

A museum dedicated to the history and exploration of both popular music and science fiction.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

Shop selling 500 flavors of soda has something for everyone.

One man's homage to the sun continues to grow like a glass fractal.

America's most famous piece of self-built architecture.

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

A giant Troll lurks under one of Seattle's oldest bridges.

A layered tribute to the work of mosaicist Isaiah Zagar.