The fading, forgotten remains of a once bright and booming factory.

Walk through the actual strap iron cells and solitary chambers of Arizona Territory’s first prison.

This general store offers visitors a glimpse back into the 1930s.

Once the central jail for Los Angeles, this building housed inmates like Al Capone, those arrested from the Zoot Suit and Watts Riots, and individuals imprisoned for their sexuality.

One of Los Angeles's first murals once vibrantly depicted the dangers of United States imperialism.

Three vintage horses survived a 1976 inferno and found a home on a sister carousel.

A quirky collection of figurines backdropped by city views is hidden next to a popular restaurant in the Hollywood hills.

This traditional garden in the San Fernando Valley doubled for Star Fleet Academy, and is irrigated entirely by wastewater.

A faux European lane smack dab in downtown L.A.

America's Most Wanted's set resides in this tribute to the history of crime and punishment.

Bar full of oddities, specimens, artifacts and homages to the great dime museums of the past.

A surprising, but overlooked example of geology in the middle of the nation’s capital.

The district's only illusionarium supports free writing programs for local students with every purchase.

The U.S. Navy’s preposterously detailed mini battleship took 77,000 hours to complete.

This restaurant has been a haven for D.C.'s LGBTQ community since the 1950s.

Every drop of D.C. tap water flows through this old waterworks.

These abandoned waterworks are crumbling into the Potomac River.

A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.

The oldest standing structure in downtown San Diego.

This historic graveyard was partially paved over to create a streetcar line.

The freeway that never was.

Not truly a ship nor a building, the Navy's first and last "landship" is now abandoned due to clerical issues.

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

North America's largest accredited model railroad museum.