A unique music museum housed in a historic Boston theater.

This historic Boston building has gone from personal estate to porn theater and back again.

A memorial to Chinese freedom in the city where American freedom was born.

The site of a tragic massacre that spawned a multimedia franchise.

One of Detroit’s oldest blues clubs stands in defiance of the passage of time and the city’s shifting fortunes.

This Detroit ruin was once a gothic bastion of its community, but now it stands as a haunting ruin.

This small memorial is almost as well concealed as Smalls himself was on the night he sailed to freedom.

A historic ruin just 20 feet away from a busy highway onramp.

An ill-fated attempt to grow wheat in the sagebrush steppe of northeastern Nevada.

For almost 100 years, this site of peace and spirituality has existed on the California coast.

This lavish room at NYC's French Embassy is a rare relic from the end of the Gilded Age.

This historic train station has been converted to a locomotive themed hotel.

The final resting place of many of New Jersey's most famous residents, including U.S. history's most in-vogue antagonist, Aaron Burr.

This museum dedicated to an oft-overlooked support industry features a surprisingly moving brass diorama of a man being saved from a sinking car.

The last intact steam engine factory in the United States.

Hidden on the 7th floor of a historic building, this Cajun spot features wall-to-wall bottles of hot sauce.

This large copper bolt represents the benchmark for measuring sea levels in most of Europe.

Where a guard killed nine German prisoners during one of the worst 20th-century POW camp massacres in U.S. history.

This Dutch-styled residential building was originally a cocoa company's World's Fair showpiece.

This rare surviving broch is one of Scotland's most impressive Bronze Age structures.

A $100,000 tumbleweed decorates an Arizona park and ride that got its priorities a bit tangled.

The oldest surviving presidential residence in the United States.

The "Greatest Sewer" of ancient Rome is one of the oldest sewer systems in the world, and is still in use.

An eclectic sculpture park rises atop a giant pile of ashes in Sweden.