www.abandonedturnpike.com

Anchor text: Information About the Abandoned Sections of the Pennsylvania Turnpike

Wikipedia: Pennsylvania Turnpike

Anchor text: More information about Rays Hill Tunnel

Wikipedia: Rays Hill Tunnel

Anchor text: More details and pictures regarding the abandoned tunnel. Follow the "Sideling Hill Tunnel" Statistics Link on the left side of the window.

Wikipedia: Sideling Hill Tunnel

Wikipedia: Laurel Hill Tunnel

Wikipedia: Abandoned Pennsylvania Turnpike