Child riding a donkey, Banks of the Nile near Daraw, Egypt, North Africa, Africa

View of Lisbon and fountain in Miradouro de Sao Pedro de Alcantara at dusk, Lisbon, Portugal, Europe

View of North fountain of Rossio in Praca do Rossio on a sunny day in Lisbon city centre, Lisbon, Portugal, Europe

Overlook over the Yenisei river, Tura, Krasnoyarsk Krai, Evenki state, Russia

Agua d'Alto waterfall, San Vicente, Madeira

Petrified Waterfall at dusk, elevated view, Hierve el Agua, San Lorenzo Albarradas, Oaxaca State, Mexico

Poured Staircase von Ian Davenport, Stairs to The Tide Pier Walk, London, England,

Sunset Crater Volcano viewed from the forested slope of O'Leary Peak in northern Arizona.

View of Gojikken Nagaya-Kanazawa Castle reflecting in moat at dusk, Kanazawa City, Ishikawa Prefecture, Honshu, Japan

View of Omotegomon (Main Gate) and moat, entrance to Hiroshima Castle, Motomachi, Naka Ward, Hiroshima, Honshu, Japan

Watch man and ticket office at Bimmah Sinkhole (doline), near Tiwi, Sultanate of Oman

View of the United States Capitol Building, Washington, D.C., United States of America

Gulab Bagh (Sajjan Niwas Garden), Udaipur, Rajasthan, India

View of the Vigeland Sculpture Park in the city of Oslo, Norway

Basalt boulders and cliffs, Johnson Canyon between Bainbridge Steel and Stone Dams, Kaibab National Forest, Arizona, United States of America

The Natural Bridge Arch at Bryce Canyon National Park, Utah, USA

Blue thermal feature shrouded in fog, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Snowscape of thermal feature with reflection, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Trees reflected in thermal feature in the snow, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Blue thermal feature in the fog and snow, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Bright blue thermal feature in snow, Yellowstone National Park, UNESCO World Heritage Site, Wyoming, United States of America, North America

Frank Gehry's Guggenheim Museum, Red Bridge - Principes de Espana Bridge, Iberdrola Tower and River Nervion at Bilbao, Spain

Hadrians Wall with civilian gate, a unique feature, and Housesteads Fort, Northumbria, England, United Kingdom, Europe

Remarkable Cave, an eroded coastal feature of arches and caves, south of Port Arthur, south east, Tasmania, Australia, Pacific

Jourdan's turban (turbo jourdani) large gastropod shell, reddish-brown, Rottnest Island reef, wild, day, marine protected area, free-diving off, cool temperate waters of Western Australia. MORE INFO: Marine plant common kelp, a dominant feature of the underwater landscape. Protected areas are covered in lush growth of diverse algae, also red algea are here.

Streaky bacon limestone solution feature, Minchin Hole, Southgate, Gower, West Glamorgan, Wales, UK, Europe

Gran Cenote de Tulum in Yucatan Peninsula, Quintana Roo, Mexico. There are thousands of cenotes dotted all over Mexico���s Yucatan Peninsula, and their existence is as much a defining characteristic of the region as is the distinct geological feature from which they result. Once revered by the ancient Mayans as sacred wells, they are now magnets for tourists, adventurers, and explorers alike.

Strokkur geyser erupting, in the Geysir hot springs area, Haukadalur geothermal area, Southwest Iceland

Giant goose-neck barnacle (Pollicipes polymerus) in the rare "red-lips" variant, found in the turbulent waters of the Nakwakto Rapids (Seymour Inlet, BC, Canada), known to feature the strongest currents in the world.

Moeraki Boulders, geological feature, round rock balls, washed by the waves of the surf at high tide, Coastal Otago, Moeraki, South Island, New Zealand, Oceania

Moeraki Boulders, geological feature, round rock balls, washed by the waves of the surf at high tide, Coastal Otago, Moeraki, South Island, New Zealand, Oceania

Moeraki Boulders, geological feature, round rock balls, some fragments lying broken in ruins on the beach, Coastal Otago, Moeraki, South Island, New Zealand, Oceania

Wet lane and poor visibility in a curve on the road throug the Erzgebirge in winter, Erz Ore Mountains, Saxony, Germany

Book: "Tax Law". Apprenticeship clerk for tax counseling.

Bulky plate treatment - cutting with a cutting torch. Mechanical manufacturing.

Roller bearing. Mechanical manufacturing.

Hiker in blue jacket navigating rocky landscape near a small waterfall on mount txindoki, showcasing the rugged beauty of gipuzkoa, basque country

Concrete dam of Urfttalsperre reservoir, Eifel National Park, district of Euskirchen, North Rhine-Westphalia, Germany, Europe

Moeraki Boulders, geological feature, round rock balls, some fragments lying broken in ruins on the beach, Coastal Otago, Moeraki, South Island, New Zealand, Oceania

Scribing, marking with yard stick and pencil, Carpentering

Sun ring - Halo - nature phenomenon, Zudar, Ruegen, Mecklenburg-Vorpommern, Germany

Volcanic Activity

Norway, Senja, Norwegian flag with fjord and mountains in background

Norway, Senja, Man and two tents near Segla mountain at sunset

Norway, Senja, Panoramic view of Segla mountain at sunrise

Norway, Senja, Two tents near Segla mountain at sunset