View of Meteora cliffs, UNESCO World Heritage Site, Thessaly, Greece, Europe

Abstract details of orange slot canyon wall, Antelope Canyon X, Page, Arizona, United States of America, North America

Sunset brings out the dramatic shape of Pumori, seen here from Kala Patar, Khumbu, Himalayas, Nepal, Asia

The Aurora Borealis, the spectacular Northern Lights turn the sky green and purple above Kvaloya island at Tromso in the Arctic Circle in Northern Norway

Aurora Borealis spectacular Northern Lights green and purple curtain effect and Venus star at Grotfjord, Kvaloya island, Tromso, Arctic Circle, Northern Norway

The Aurora Borealis, the spectacular Northern Lights fill the sky with dazzling green light above Kvaloya island at Tromso in the Arctic Circle in Northern Norway

Aurora Borealis spectacular Northern Lights green and purple curtain effect and Venus star at Grotfjord, Kvaloya island, Tromso, Arctic Circle, Northern Norway

The Aurora Borealis, the spectacular Northern Lights fill the sky with dazzling green light above Kvaloya island at Tromso in the Arctic Circle in Northern Norway

The Aurora Borealis, the spectacular Northern Lights fill the sky with dazzling green light above Kvaloya island at Tromso in the Arctic Circle in Northern Norway

The Aurora Borealis spectacular Northern Lights and Venus star at Grotfjord, Kvaloya island, Tromso in the Arctic Circle, Northern Norway

Aurora Borealis spectacular Northern Lights green and purple curtain effect and Venus star at Grotfjord, Kvaloya island, Tromso, Arctic Circle, Northern Norway

Detail from the dramatic landscape of the Painted Hills, where rapid erosion has shaped colourful mineral-rich clays, John Day Fossil Beds National Monument, Oregon, United States of America, North America

Cloud at dawn in United Kingdom, Europe

Salt cones, Salar de Uyuni at sunset, Potosi, Bolivia, South America

Rock formations of Turret Arch, rock arch, Elephant Butte, North Window, South Window, La Sal Mountains at the back, dramatic clouds, Arches National Park, Moab, Utah, Southwestern United States, United States of America, USA

Rock formations of Turret Arch, rock arch, dramatic clouds, Arches National Park, Moab, Utah, Southwestern United States, United States of America, USA

Landscape Arch rock formation in the morning in a stormy atmosphere, Arches National Park, Utah, United States, America

Sand Dune, Sossusvlei, Namib Desert, Namibia, Africa

Three large metal grain storage bins in the middle of a flowering canola field with a blown-out sunny sky; East of Calgary, Alberta, Canada

Two of the primary Pyramids of Giza, sunlit with a golden hue, the Great Pyramid (Khufu) under a dark, cloudy sky, Giza, Egypt

Close-up of the orange colored plumes of a Christmas tree worm (Spirobranchus giganteus) attached to coral; Maui, Hawaii, United States of America

Camels with colorful saddles waiting for tourists with the Great Pyramid of Giza in the Distance, Giza, Cairo, Egypt

Hoodoos of Valley of Dreams take on fantastical shapes after eons of erosion from wind and rain. This hoodoo is named Alien Throne, with a beautiful sunset sky, Albuquerque, New Mexico, United States of America

View of geometric patterns on rocky hills referred to as Brain Rocks, against a cloudy sky forming part of the alien landscape of amazing lines, contours and shapes in the wondrous area known as White Pocket, situated in Arizona, Arizona, United States of America

Surreal landscape of White Pocket with stormy clouds gathering overtop. They are comprised of swirling, multicolured Navajo Limestone with domes, hoodoos and potholes, Arizona, United States of America

Woman standing under the large, boulders on the seaside shores of The Baths, a famous beach in the BVI's, Virgin Gorda, British Virgin Islands, Caribbean

Sweetness, Abstract flora (Oil painting).

Silhouette of airplane against setting sun