Industrial

The hidden offices underneath Memorial Bridge have been locked up since 1976.

Sections of the iconic limestone columns have been left uncleaned as a reminder of the city's polluted past.

This Victorian marvel of engineering and artistic prowess is nicknamed the "Cathedral of Steam."

A memorial in coal country commemorates the victims of an all-too-preventable mining disaster.

This sandwich shop has a century-old elevator behind a sheet of plexiglass.

A swimming hole in the historic industrial quarry that supplied the marble for the Baltimore Washington Monument.

A derelict bit of transportation infrastructure hidden in the woods.

The fifth tallest statue in the United States is a shirtless monument to the oil worker.

A massive 1830s industrial site once known as Czechia's "Iron Heart" has been transformed into a playground of science, technology, and art.

This old steel industry company town has a tradition of parking cars on the sidewalk so people can walk in the narrow streets.

Tucked behind New Jersey's abandoned Gingerbread Castle lie the eerie ruins of a once-flourishing paper mill.

Putting the "mod" in "modular" since 2000.

An architect transformed this abandoned cement factory into his castle-like workshop.

A tiny but mighty little pumper sits in the middle of the street, waiting for the next big oil strike.

Literal "money laundering."

Once the supplier for noteworthy projects like the National Cathedral, this old brickworks now lies abandoned.

This jewel of an engine is one of Northern England's finest surviving legacies of the Industrial Revolution, even catching the eye of Henry Ford.

Residents of this Brooklyn neighborhood may be unaware their houses sit atop a buried trolley graveyard.