Abandoned Places

Explore legally accessible abandoned sites, ruins, and historic structures across Pennsylvania.

Historic abandoned Pennsylvania Turnpike tunnel entrance in Sideling Hill with natural light framing the darkness.

Abandoned PA Turnpike: Two Trailheads, Two Tunnels

Park at the wrong trailhead and you'll walk 8 miles before seeing the big tunnel. Here's how to pick your entry point, what to bring, and why biking wins.

The dirt berm covering the former Graffiti Highway in Centralia PA

Visiting Centralia PA in 2026: What's Actually Left

Graffiti Highway is buried. Here is exactly what remains of the PA abandoned town today, how to park legally, and whether it's worth the drive.

The crumbling concrete ruins of Concrete City in Nanticoke, Pennsylvania — 22 abandoned company-built duplex homes constructed in 1911

Concrete City Nanticoke PA: The Complete Guide to PA's Poured-Concrete Abandoned Town

Built as model 1911 housing for colliery workers, abandoned after just 11 years — the full guide to PA's poured-concrete abandoned town.

Stony Valley (SGL 211): Abandoned Places, Boxcar Rocks & Industrial Ruins: A high-resolution view of the trail in Pennsylvania.

Stony Valley (SGL 211): Abandoned Places, Boxcar Rocks & Industrial Ruins

A 40,000-acre wilderness near [Harrisburg](/trails/best-hikes-near-harrisburg/) with abandoned mining towns, a mystery stone tower, and the massive Chinese Wall (Boxcar Rocks). Hunting orange mandatory.