“Now imagine hearing footsteps in that darkness.”

Imagine standing deep inside a coal mine, surrounded by hundreds of feet of mountain, when you hear someone working farther down the tunnel. Maybe it’s the scrape of metal against rock, the distant sound of machinery, or a man’s voice coming from somewhere beyond the light. You listen for a moment, expecting another miner to come around the corner.

But the mine closed more than sixty years ago.

Beneath Black Mountain, near the small town of Lynch in Harlan County, Kentucky, sits Portal 31, the entrance to one of the most remarkable coal mines in Appalachian history. Thousands of men once passed through this opening, disappearing into the mountain to spend their shifts working underground. Today, the mine is preserved as a historical attraction, but according to some ghost stories, not everyone who entered those tunnels has finished their shift.

Visitors and paranormal storytellers have described hearing voices in the darkness, footsteps where nobody is walking, and sounds resembling mining equipment somewhere beyond the occupied sections of the tunnels. There are also stories of shadowy figures and apparitions resembling miners, seen briefly before disappearing.

Now, hearing something strange inside a mountain is unsettling enough. But what makes Portal 31 particularly creepy is that these aren’t stories attached to a building where someone claims a door opened by itself. They’re stories about a place where generations of men worked in darkness, surrounded by rock, coal dust, and the constant possibility that something could go terribly wrong.

And once you understand the history of Lynch, those stories take on an entirely different feeling.

In 1917, the United States Coal and Coke Company, a subsidiary of U.S. Steel, began developing the coalfields beneath Black Mountain. The company didn’t simply open a mine. It built an entire town to support it.

Lynch became one of the largest coal camps in the world, with a population approaching 10,000 people at its peak. Workers came from across the United States and overseas, representing dozens of nationalities. Families settled in company-owned houses, attended company-supported schools and churches, and shopped at the company store. There was a hospital, a theater, a hotel, and nearly everything else a community needed.

But there was another side to life in a company town. U.S. Steel’s subsidiary controlled much of the local economy and resisted efforts by miners to organize unions. The broader region became known as Bloody Harlan because of the bitter, sometimes violent conflicts between coal companies and workers.

Above ground, Lynch was a busy town filled with families, businesses, and children playing in the streets. Below ground, the men who supported that community spent their working days cutting coal from the mountain.

On February 12, 1923, miners at Lynch established a world record by producing 12,820 tons of coal during a single nine-hour shift. That was enough to fill 256 railroad cars. The accomplishment demonstrated the enormous scale of the operation, but it also gives you some idea of just how much activity once took place beneath Black Mountain.

Picture the noise. Mining machines cutting through coal, rail cars moving through the passages, men calling to one another over the equipment, and the constant movement of workers trying to finish their shifts.

Then imagine all of it stopping.

Portal 31 closed as a working mine in 1963. The equipment fell silent, the workforce moved on, and the town that had once supported thousands of miners began to shrink.

The tunnels remained.

For decades, the mine’s entrance stood as a reminder of the industry that had built Lynch. Eventually, efforts began to preserve the site, and in 2009, Portal 31 reopened as an underground historical attraction.

Today, visitors ride into the mountain aboard rail cars, passing through the same underground environment where miners once worked. The tour uses animated figures, recorded voices, and reconstructed scenes to explain the history of coal mining.

And this is where it’s important to separate the attraction from the ghost stories.

Some of the voices and mining sounds visitors hear are deliberately part of the tour. They’re designed to recreate the working mine. But separate paranormal accounts describe unexplained whispers, footsteps, shadowy figures, and noises that supposedly occur without an obvious source.

Those reports haven’t been independently verified, and I haven’t found evidence tying a particular apparition to a named miner or a documented death inside Portal 31.

Still, I can understand why this location inspires ghost stories.

Deep inside a mine, your senses work differently. Sound travels through passages and reflects off hard surfaces. A noise from one direction may seem to come from another. The temperature is cool, the air feels different, and without artificial lighting, the darkness is complete.

There are no windows. No moonlight filtering through the trees. No distant headlights to help you find your bearings.

If the lights go out, you can’t simply wait for your eyes to adjust and expect to see your surroundings. You’re inside a mountain.

Now imagine hearing footsteps in that darkness.

Not hurried footsteps, as though someone is running toward you, but the steady sound of work boots moving along the tunnel. You wait for the person to come into view. The footsteps continue, perhaps growing closer, but no figure appears.

Or imagine hearing the faint sound of men talking somewhere beyond the light. You can’t make out the words, but the voices sound close enough that you expect someone to answer if you call out.

According to the paranormal stories associated with Portal 31, encounters like these are among the reasons some people believe the old mine is haunted.

The most unsettling accounts involve figures resembling miners, appearing in the tunnels before disappearing into the shadows. These are reported legends rather than documented sightings, but they fit the setting almost too well.

Coal mining was dangerous work, and the history of Kentucky’s coalfields includes men who never returned home from their shifts. Outside Portal 31 stands a memorial honoring U.S. Steel District No. 1 miners who died in mining accidents.

That memorial represents real people, not characters in a ghost story. Their lives and the sacrifices of their families deserve to be remembered whether anyone believes the mine is haunted or not.

And perhaps that’s what makes the stories of Portal 31 so effective. The mine doesn’t need an invented murder, a secret burial, or a dramatic curse to be frightening. Its actual history is enough to make you think about what it meant to descend into those tunnels every day, knowing that the mountain could be unforgiving.

I think the strangest part is how completely a working mine can change. For decades, thousands of men depended on those tunnels for their livelihoods. The mountain was filled with the sounds of machinery, rail cars, and human voices.

Now visitors travel through the darkness to learn about a world that has largely disappeared.

And somewhere in that darkness, according to the stories, the sounds of the old mine can still be heard.

Whether those noises are echoes, equipment, imagination, or something nobody has explained, I can’t say.

But if I were riding through Portal 31 and heard someone calling from a tunnel beyond the lights, I don’t think I’d be particularly interested in finding out who it was.

Especially if the voice sounded like it was asking me to come farther into the mountain.