1. See also

2. External links

The West Penn Trail is a 17-mile long^[2] rail trail in western Pennsylvania. It runs on old rail alignments of the Conemaugh Line near the Conemaugh River.

See also

• Ghost Town Trail
• Westmoreland Heritage Trail

External links

• {{official site|http://www.conemaughvalleyconservancy.org/recreation/recreation.html}}
• {{cite web| url=http://www.traillink.com/trail/west-penn-trail.aspx| title=West Penn Trail| website=TrailLink}}
• {{cite web| url=http://www.transalleghenytrails.com/trails/west-penn-trail.aspx| title=West Penn Trail| website=transalleghenytrails.com}}

• Four cycle
• Four-cycle engine
• Four-cylinder-engine
• Four Cypresses
• Four Daughters of God
• Four Days Away
• Four-day school week
• Four Days' Wonder
• Four-Day War
• Four Decades
• Four-dimensional CT
• Four-dimensional Euclidean space
• Four-dimensional printing
• Four-dimensional product
• Four-dimensional spacetime
• Four Directions
• Four directions
• Four Directions (television show)
• Four Dirges (Bartók)
• Four dollar coin
• Four Dollars for Vengeance
• Four Doors cave site
• Four Doors cave site, Telde
• Four-dotted Agonopterix moth
• Four Dotted Agonopterix Moth