Only six people can sit inside this delightfully quaint sanctuary.

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

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

The "Mona Lisa" of funerary art.

A plaque on the base of this statue holds a bewitching design.

Nikola Tesla's former home contains an homage hidden from plain sight.

The "Seinfeld" diner.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

A collection of haunted objects and macabre oddities under one roof.

Historical figures from New York City's Catholic community reside in Midtown.

This Garden District mansion was built to be bigger and grander than its original owner's former partner turned rival.

This macabre shop, filled with art, oddities, and taxidermy is hidden in the heart of the French Quarter.

New Orleans' famous cemetery, located on the site of a former race track.

The restaurant keeps a hidden séance room on the second floor and reserves a table for the spirit of the former owner each night.

Sports history, made in the Arroyo Seco.

The tiniest tiki room in San Diego.

The Giant Lemon of Lemon Grove.

Built for an exposition in 1915, these horticultural displays have stood the test of time.

This futuristic bridge is one of the longest self-anchored pedestrian bridges in the world.

A magnificent, reportedly haunted mansion built for a composer by Spiritualists.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

Inspiration struck on this seat outside the Griffith Park merry-go-round.

The lead horse on a Disneyland merry-go-round that is older than the park itself.

The oldest attraction in Disneyland is a prehistoric stump that Walt may have bought for his wife.