England, County Durham, High Force. The River Tees cascades down the High Force waterfall in County Durham.

Switzerland Valais Val Ferret. A sream running through a dramatic mountain landscape near the village of La Fouly

Switzerland Valais Val Ferret. A stream running through a dramatic mountain landscape near the village of La Fouly

Morocco, Central Morocco, Cascades d'Ouzoud. The fast flowing waters of the Ouzoud cascade, plunging into the gorge.

Morocco, Central Morocco, Cascades d'Ouzoud. The fast flowing waters of the Ouzoud cascade, plunging into the gorge.

Morocco, Central Morocco, Cascades d'Ouzoud. The fast flowing waters of the Ouzoud cascade, plunging into the gorge.

Morocco, Central Morocco, The Ouzoud Gorge. The flowing waters of the river running downstream from the cascades

Morocco, Central Morocco, The Ouzoud Gorge. The interior of natural caves, popular with tourists visiting the cascades.

Morocco, Central Morocco, The Ouzoud Gorge. The interior of natural caves, popular with tourists visiting the cascades.

Morocco, Central Morocco, The Ouzoud Gorge. The flowing waters of the river running downstream from the cascades

Morocco, Central Morocco, The Ouzoud Gorge. The flowing waters of the river running downstream from the cascades

Morocco, Central Morocco, The Ouzoud Gorge. The flowing waters of the river running downstream from the cascades

Morocco, Central Morocco, The Ouzoud Gorge. The flowing waters of the river running downstream from the cascades

Morocco, Central Morocco, The Ouzoud Gorge. The flowing waters of the river running downstream from the cascades

Morocco, Central Morocco, The Ouzoud Gorge. The flowing waters of the river running downstream from the cascades

Morocco, Central Morocco, The Ouzoud Gorge. The flowing waters of the river running downstream from the cascades

Morocco, Central Morocco, The Ouzoud Gorge. The flowing waters of the river running downstream from the cascades

Morocco, Central Morocco, The Ouzoud Gorge. The flowing waters of the river running downstream from the cascades

Morocco, Central Morocco, The Ouzoud Gorge. A rock formation found downstream of the Cascades d'Ouzoud.

Morocco, Central Morocco, The Ouzoud Gorge. A rock formation found downstream of the Cascades d'Ouzoud.

Morocco, Central Morocco, Cascades d'Ouzoud. The fast flowing waters of the Ouzoud cascade, plunging into the gorge.

Morocco, Central Morocco, Cascades d'Ouzoud. The fast flowing waters of the Ouzoud cascade, plunging into the gorge.

Morocco, Central Morocco, Cascades d'Ouzoud. The fast flowing waters of the Ouzoud cascade, plunging into the gorge.

Morocco, Central Morocco, Cascades d'Ouzoud. The fast flowing waters of the Ouzoud cascade, plunging into the gorge.

Morocco, Central Morocco, Cascades d'Ouzoud. Macaque Monkey (Barbary Ape), photographed in woodland near the falls

Morocco, Central Morocco, Cascades d'Ouzoud. Macaque Monkey (Barbary Ape), photographed in woodland near the falls

Morocco, Central Morocco, Cascades d'Ouzoud. Macaque Monkey (Barbary Ape), photographed in woodland near the falls

Morocco, Central Morocco, Cascades d'Ouzoud. Macaque Monkey (Barbary Ape), photographed in woodland near the falls

Morocco, Central Morocco, Cascades d'Ouzoud. Macaque Monkey (Barbary Ape), photographed in woodland near the falls

Morocco, Central Morocco, Cascades d'Ouzoud. Macaque Monkey (Barbary Ape), photographed in woodland near the falls

Morocco, Central Morocco, Cascades d'Ouzoud. Macaque Monkey (Barbary Ape), photographed in woodland near the falls

Morocco, Central Morocco, Cascades d'Ouzoud. Macaque Monkeys (Barbary Ape), playing in woodland near the falls

Morocco, Central Morocco, Cascades d'Ouzoud. Macaque Monkey (Barbary Ape), playing in woodland near the falls

Morocco, Central Morocco, Cascades d'Ouzoud. Macaque Monkeys (Barbary Ape), playing in woodland near the falls

Morocco, Central Morocco, Cascades d'Ouzoud. The fast flowing waters of the Ouzoud cascade, plunging into the gorge.

Morocco, Central Morocco, Cascades d'Ouzoud. The fast flowing waters of the Ouzoud cascade, plunging into the gorge.

Morocco, Central Morocco, Cascades d'Ouzoud. The fast flowing waters of the Ouzoud cascade, plunging into the gorge.

Morocco, Central Morocco, Cascades d'Ouzoud. The exposed terrain of the gorge, provides a habitat for various plants.

Morocco, Central Morocco, Cascades d'Ouzoud. The exposed terrain of the gorge, provides a habitat for various plants.

Morocco, Central Morocco, Cascades d'Ouzoud. Olive trees growing in a fertile plantation found high above the gorge

ITALY, Valle d'Aosta, Gran Paradiso National Park. A rainbow forms over the spectacular waterfall of the cascades of Lillaz in the western alps.

ITALY, Valle d'Aosta, Gran Paradiso National Park. A rainbow forms over the spectacular waterfall of the cascades of Lillaz in the western alps.

FRANCE, Midi Pyrenees, Pyrenees National Park. The flowing waters of the Cascades de Lutour and surrounding forest

FRANCE, Midi Pyrenees, Pyrenees National Park. The flowing waters of the Cascades de Lutour and surrounding forest

FRANCE, Midi Pyrenees, Pyrenees National Park. The flowing waters of the Cascades de Lutour and surrounding forest