This huge clock made of flowers and simple machinery was once used a political weapon.

Memorial to one of the most fatal fires in both circus and U.S. history.

The oldest headstone in Connecticut.

A humble air museum located in an original World War II aircraft factory.

Mansion and shopping center used in the 1975 film "The Stepford Wives."

This monument commemorates an aeronaut who allegedly flew a plane before the Wright brothers.

A preserved trolley track that was transformed into a museum of transportation.

Home to the Titanic Historical Society's collection.

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

The author of Uncle Tom's Cabin was neighbors with Mark Twain while living in this Connecticut home.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

Designed as a place for patients to take in the scenery, this tower has a dark history.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

Shop for books in the New Orleans house where William Faulkner once lived.

According to legend, this tomb holds the secrets to time travel.

A futuristic-looking beach house built for the owner of a snack food brand.

This park pays homage to the region's rich industrial history of brick making.

The only remnant of a small mining town is an abandoned railroad tunnel that is steeped in ghostly lore.

Ornate and vibrant, this temple is a colorful place of worship for Columbus's Thai and Laotian communities.

Said to be one of Sweden's most haunted places, this vicarage once even attracted a ghost-busting priest.

The ghost town left by the worst nuclear disaster of all time is being taken over by nature and urban explorers.

Of all the unique artifacts inside this library, a mummified hand stands out among the others.

Giant busts of 42 U.S. presidents are sitting in a field in Virginia.

One of the few remaining Rosenwald Schools left in Virginia.