Longdendale

The view westward down Longdendale from above the Woodhead Tunnel, showing the Longdendale Trail (left) and A628 Woodhead Pass road

Longdendale is a valley in the Peak District of England, which spans the counties of Greater Manchester, Derbyshire, South Yorkshire and West Yorkshire. It runs from the north of Glossop and to the south-west of Holmfirth. The name means "long wooded valley".