This massive mall has hundreds of shops, an amusement park, and a history of deadly amusement attractions.

The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.

Standing guard on top of an old, vacant ice cream shop.

The concrete shell of an industry giant remains as a playground for graffiti artists, auto scrappers, and paintball warriors.

Concrete igloos standing across from what remains of the Michigan Central train depot.

A Beaux-Arts triumph set to become Ford's innovation campus

38-story baroque tower reflecting Detroit's rise, fall, and possible rise again.

Controversial tribute to the heavyweight champion boxer who grew up in Detroit.

Possibly the world's largest coin stands just outside of a Canadian science center.

During the solar phenomenon "Lahaina Noon" this bendy, curvy sculpture forms a perfectly circular shadow on the ground.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

A Hawaiian stairway to heaven—that you can't climb.

The grand marquee of this abandoned Hawaiian theater remembers the building's elegant past.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

This supermarket is suspended 25 feet above an interstate highway.

The 1920s child prodigy author was last seen here at her Brookline home before vanishing at age 25.

A real plaque marks the spot where a Faulknerian character committed fictional suicide.

Two thousand artifacts from around the world collected by one woman who loved to travel.

One of the now-less-hidden floral gems of the "Emerald Necklace."

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

An enormous, inside-out glass globe built in 1935.

This impressive Boston holy house is the American mecca for Christian scientists.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.