High Force, England's biggest waterfall, on the River Tees near the village of Middleton-in-Teesdale, County Durham, England, United Kingdom, Europe

Bridge over the River Tees at Barnard Castle, Yorkshire, England, United Kingdom, Europe

Sign for the Pennine Way walking trail on snowy landscape by the River Tees, Upper Teesdale, County Durham, England, United Kingdom, Europe

Aerial view of High Force and River Tees in autumn, North Pennines AONB (Area of Outstanding Natural Beauty), Middleton-in-Teesdale, Teesdale, County Durham, England, United Kingdom, Europe

High Force and River Tees framed by autumn leaves, North Pennines AONB (Area of Outstanding Natural Beauty), Middleton-in-Teesdale, Teesdale, County Durham, England, United Kingdom, Europe

Moselle River, Germany, Europe

High Force waterfall, the Pennine Way, River Tees, Teesdale, County Durham, England, United Kingdom, Europe

High Force in Upper Teesdale, County Durham, England, United Kingdom, Europe

Low Force Waterfall in Upper Teesdale, County Durham, England, United Kingdom, Europe

View along the boulder-strewn River Tees to the ruined castle and 16th century County Bridge, Barnard Castle, County Durham, England, United Kingdom, Europe

The Transporter Bridge in Middlesbrough across the River Tees, Teesside, England, United Kingdom, Europe

A party of young people having a barbeque on the beach at Teesmouth near Hartlepool, with the Redcar steel works in the background, Teesside, England, United Kingdom, Europe

The Transporter Bridge in Middlesbrough across the River Tees, England, United Kingdom, Europe

Emmissions from the steel plant at Redcar, formerly owned by Corus, now by SSI, Teesside, England, United Kingdom, Europe

A ferry sailing past a nuclear power station on the River Tees, Teesmouth, England, United Kingdom, Europe

Tees Transporter Bridge At Sunset; Middlesbrough, Teesside, England

Tees Transporter Bridge At Sunset; Middlesbrough, Teesside, England