Cape buffalo (Syncerus caffer) bull at night, Zimanga private game reserve, South Africa, Africa

Leopard (Panthera pardus), Mashatu Game Reserve, Botswana, Africa

Galapagos sea lion (Zalophus wollebaeki) pup, Gardner Bay, Espanola Island, Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America

Aerial image of the London Eye (Millennium Wheel), South Bank of the River Thames, London, England, United Kingdom, Europe

Female African elephant (Loxodonta africana) rubbing her eye while mud bathing, Addo Elephant National Park, South Africa, Africa

Interior fish eye view of La Pedrera (Casa Mila), an apartment block designed by Antonio Gaudi, UNESCO World Heritage Site, Passeig de Gracia, Barcelona, Catalunya, Spain, Europe

Bighorn Sheep at the Sun's Eye. Anasazi Petroglyphs, Monument Valley Navajo Tribal Park, Utah, United States of America, North America

Galapagos fur seal (Arctocephalus galapagoensis), Puerto Egas, Santiago Island, Galapagos Islands, Ecuador, South America

Garden chafer (Phyllopertha horticola) on ox-eye daisy (marguerite) (Leucanthemum vulgare) in meadow, Wiltshire, England, United Kingdom, Europe

Nile crocodile (Crocodylus niloticus), ZImanga game reserve South Africa, Africa

Lioness (Panthera leo) with cub, MalaMala Game Reserve, South Africa, Africa

Lake Morskie Oko (Eye of the Sea), Zakopane, Carpathian Mountains, Poland, Europe

Lake Morskie Oko (Eye of the Sea), Zakopane, Carpathian Mountains, Poland, Europe

Millennium Wheel (London Eye), Old County Hall, River Thames, South Bank, London, England, United Kingdom, Europe

Adult dark morph red-footed booby (Sula sula), Genovesa Island, Galapagos Islands, Ecuador, South America

Galapagos sea lion (Zalophus wollebaeki) pup, Gardner Bay, Espanola Island, Galapagos Islands, UNESCO World Heritage Site, Ecuador, South America

White eyed moray eel (Siderea thysoidea) blind in one eye, Sulawesi, Indonesia, Southeast Asia, Asia

The Divine Eye, sacred symbol of Caodaism, Cao Dai Holy See Temple, Tay Ninh, Vietnam, Indochina, Southeast Asia, Asia

Red-billed oxpeckers (Buphagus erythrorynchus), Zimanga game reserve, South Africa

Close-up of the head of a bald eagle, haliaeetus leucocephalus, Chateau de Beaucaire, Gard, France, Europe

Cheek-lined wrasse (Oxycheilinus digramma), Matangi Island, Vanua Levu, Fiji, Pacific

Millennium Wheel (London Eye), Old County Hall, London Aquarium, River Thames, South Bank, London, England, United Kingdom, Europe

The Millennium Wheel (London Eye), London, England, United Kingdom, Europe

Tassled scorpionfish (smallscale scorpionfish) (Scorpaenopsis oxycephala), has an array of venomous spines, Matangi Island, Vanua Levu, Fiji, Pacific

Longnose hawkfish (Oxycirrhites typus) on gorgonian sea fans (Subergorgia mollis) a hard coral species found in high current areas, Matangi Island, Vanua Levu, Fiji, Pacific

Bodhnath Stupa (Boudhanth) (Boudha), one of the holiest Buddhist sites in Kathmandu, UNESCO World Heritage Site, and one of the largest stupas in the world, Kathmandu, Nepal, Asia

Australian eastern water dragon (Physignathus lesueurii) in Brisbane Botanical Gardens, Queensland, Australia, Pacific

Red-billed oxpecker (Buphagus erythrorynchus) on white rhino (Ceratotherium simum), Zimanga game reserve, South Africa

View of London Eye and River Thames from Westminster Bridge, Westminster, London, England, United Kingdom, Europe

London Bus on Westminster Bridge with Millennium Wheel (London Eye), London, England, United Kingdom, Europe

Cotswold stone cottages on the River Eye, Lower Slaughter, Cotswolds, Gloucestershire, England, United Kingdom, Europe

River Eye flowing through the pretty village of Lower Slaughter, the Cotswolds, Gloucestershire, England, United Kingdom, Europe

London Eye and Big Ben, London, England, United Kingdom, Europe

Close-up of Eye of Osiris on fishing boat, Marsaxlokk, Malta, Mediterranean, Europe

The Eye of Tokou Arch, Ennedi, Chad

Statue at Tomb of Khai Dinh, UNESCO World Heritage Site, Hue, Thua Thien-Hue, Vietnam, Indochina, Southeast Asia, Asia

Aerial view of the Houses of Parliament, Westminster Abbey and London Eye, London, England, United Kingdom, Europe

Saltwater crocodile (Crocodylus porosus), Queensland, Australia, Pacific

Cottages and footbridge over the River Eye in Lower Slaughter, Cotswolds, Gloucestershire, England, United Kingdom, Europe

The Eye of Tokou Arch, Ennedi, Chad

Close-up of carved totem in Vancouver, British Columbia, Canada

Detail of Millennium Bridge (Blinking Eye), Newcastle upon Tyne, Tyne and Wear, England, United Kingdom, Europe

A'Dam Tower and EYE Film Museum, North District, Amsterdam, North Holland, Netherlands, Europe

Bodhnath Stupa (Boudhanth) (Boudha), one of the holiest Buddhist sites in Kathmandu, UNESCO World Heritage Site, with colourful prayer flags against blue sky, Kathmandu, Nepal, Asia

Eye of Cuttlefish, Sepia sp., Ambon, Moluccas, Indonesia

The Eye of Tokou Arch, Ennedi, Chad

Masonic symbols of angle bracket and delta at the Human Right Monument in the Paris Champ de Mars, Paris, Ile de France, France, Europe

Arc-eye hawkfish (Paracirrhites arcatus), Matangi Island, Vanua Levu, Fiji, Pacific

Masked butterfly fish (Chaetodon semilarvatus) close-up, Naama Bay, off Sharm el-Sheikh, Sinai, Red Sea, Egypt, North Africa, Africa

London Eye, London, England, United Kingdom, Europe

Bodhnath Stupa (Boudhanth) (Boudha), one of the holiest Buddhist sites in Kathmandu, UNESCO World Heritage Site, with colourful prayer flags against clear blue sky, Kathmandu, Nepal, Asia

Adult dark morph red-footed booby (Sula sula), Genovesa Island, Galapagos Islands, Ecuador, South America

Nembrotha purpureolineata nudibranch, Komodo, Indonesia, Southeast Asia, Asia

London Eye (Millennium Wheel) at sunset, London Borough of Lambeth, England, United Kingdom, Europe

Cottages and footbridge over the River Eye in Lower Slaughter, Cotswolds, Gloucestershire, England, United Kingdom, Europe

Eye of Tasselled Wobbegong, Eucrossorhinus dasypogon, Raja Ampat, West Papua, Indonesia

London Eye and Big Ben, London, England, United Kingdom, Europe

Petroglyphs at Sun's Eye, Monument Valley Navajo Tribal Park, Monument Valley, Utah, United States of America, North America

Yellow tailed blenny (Ecsenius namiyei), Komodo, Indonesia, Southeast Asia, Asia

The Eye of Tokou Arch, Ennedi, Chad

Footbridge over River Eye, Lower Slaughter village, the Cotswolds, Gloucestershire, England, United Kingdom, Europe

London Eye, South Bank, London, England, United Kingdom, Europe

The London Eye (Millennium Wheel) at night, London, England, United Kingdom, Europe

Cottages and footbridge over the River Eye in Lower Slaughter, Cotswolds, Gloucestershire, England, United Kingdom, Europe

EYE Film Museum, North District, Amsterdam, North Holland, Netherlands, Europe

The London Eye, London, England, United Kingdom, Europe

Mill and cottages on River Eye, Lower Slaughter, Cotswolds, Gloucestershire, England, United Kingdom, Europe

The Eye of Tokou Arch, Ennedi, Chad

The London Eye, a ferris wheel on the South Bank of the River Thames, London, England, United Kingdom, Europe

Star pufferfish (Arothron stellatus), Komodo, Indonesia, Southeast Asia, Asia

Cottages, Old MIll Museum and bridge over the River Eye in Lower Slaughter, Cotswolds, Gloucestershire, England, United Kingdom, Europe

View of lamp post on Westminster Bridge with The London Eye, Westminster, London, England, United Kingdom, Europe

The Eye of Tokou Arch, Ennedi, Chad

Girl lying on the beach playing with a shell

Colourful fishing boats (dghajsa), Marsaxlokk Harbour, Malta, Mediterranean, Europe

Little Eye stream in Lower Slaughter Village, Gloucestershire, Cotswolds, England, United Kingdom, Europe

Bodhnath Stupa (Boudhanth) (Boudha), one of the holiest Buddhist sites in Kathmandu, UNESCO World Heritage Site, with colourful prayer flags against clear blue sky, Kathmandu, Nepal, Asia

Yellow tailed blenny (Ecsenius namiyei), Komodo, Indonesia, Southeast Asia, Asia

Blue shark (Prionace glauca) in the Azores, Portugal, Atlantic, Europe

Waves as far as the eye can see along the coast of Byron Bay, New South Wales, Australia, Pacific

Footbridge crossing the River Eye, Lower Slaughter, Cotswolds, Gloucestershire, England, United Kingom, Europe

Crab-eye Goby, Signigobius biocellatus, Tufi, Solomon Sea, Papua New Guinea

Pair of Crab-eye Gobies, Signigobius biocellatus, Tufi, Solomon Sea, Papua New Guinea

Buddhist stupa, Bodnath (Bodhnath) (Boudhanath), Kathmandu Valley, Nepal, Asia

London Eye, London, England, United Kingdom, Europe

Golden Temple, UNESCO World Heritage Site, and Golden Temple Buddhist Museum, Dambulla, North Central Province, Sri Lanka, Asia

Stonefish eye, Sulawesi, Indonesia, Southeast Asia, Asia

Horseguards Parade and The London Eye, London, England, United Kingdom, Europe

Eye of White Rhinoceros, Cerathotherium simum, Namibia

Buddhist Stupa in the old part of Kathmandu near Durbar Square, Kathmandu, Nepal, Asia

African elephant (Loxodonta africana) eye, Imfolozi Game Reserve, South Africa, Africa

Dense carpet of Ox-eye daisies (Marguerites) (Leucanthemum vulgare) in hay meadow, Wiltshire, England, United Kingdom, Europe

Silhouette of one scuba diver and sunball underwater, fish eye view, Egypt, North Africa, Africa

The Millennium Wheel (London Eye) with the River Thames in the foreground, London, England, United Kingdom, Europe

London Eye (Millennium Wheel) at sunset, London Borough of Lambeth, England, United Kingdom, Europe

Marsaxklokk, Malta

Neon triplefin (Helcogramma striata), Komodo, Indonesia, Southeast Asia, Asia

Yellow tailed blenny (Ecsenius namiyei, Komodo, Indonesia, Southeast Asia, Asia

Swayambhunath Stupa, UNESCO World Heritage Site, Kathmandu, Nepal, Asia

View of passenger pod capsule, Houses of Parliament, Big Ben and the River Thames from the London Eye at dusk, London, England, United Kingdom, Europe