When a Tennessee outdoorsman disappears in a remote area on the outskirts of a national park,

he leaves behind a loving family and a thriving business.

Extensive search efforts fail to solve a mystery that unfolds in the shadow of the Great Smoky Mountains

in this episode of Last Seen Alive.

I'm your host Leah, crime analyst by day, and true crime

storyteller by night. As always, I'm your co. Scott. This is the revisited and enhanced edition

of one of our early episodes, which features the unsolved disappearance of Mike Harron. The original

edition was recorded in 2021, and we've revisited and re-recorded an episode on his case in 2026.

As I'm sure those of you who've been listening since the early days of Last Seen Alive have noticed,

our production and audio quality have improved significantly over the years.

Lately, we've been working on remaking our earlier episodes.

When we originally recorded them, we were doing the best we knew how at the time.

However, our best wasn't the best, and we've learned a lot since then.

We want to honor those victims by telling their stories with the production quality they deserve.

So, we've been completely remaking all of our early episodes, including this one.

Special thanks to Laura from New York City, who originally suggested that we cover this case.

Michael Heron, who went by Mike, was last seen alive on August 23, 2008. He was 51 years old,

and he disappeared from the place where he'd been born and raised and had raised a

family of his own, Blunt County, Tennessee. Blunt County covers 567 square miles of land in Tennessee's

gorgeous Great Smoky Mountains. Although it's a largely rural area, you may have heard of it before.

A good chunk of the county is located within the Great Smoky Mountains

National Park, which is the most visited national park in the entire United States. It's also right

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