Protest by Mothers of the Missing (Desaparasidos), Chileans who disappeared during Pinochet's dictatorship, Santiago, Chile, South America

Clapper Bridge, mid span missing, and Dart Bridge, Belever Forest, near Postbridge, Dartmoor National Park, Devon, England, United Kingdom, Europe

Sculpture of seated Mexican bandit, with part of head missing, Isla Mujeres, Caribbean Coast, Cancun, Quintana Roo, Mexico, North America

An adult wild saltwater crocodile (Crocodylus porosus), note the missing left front leg, King George River, Kimberley, Western Australia, Australia, Pacific

Ksar Ouled Soltane, a fortified granary, Tataouine district, southern Tunisia. The ksar is spread out over two courtyards, each of which has a perimeter of multi-story vaulted granary cellars, or ghorfas.

Wall with arches lit, one light bulb missing, Jaipur, Rajasthan, India, Asia

The Canadian National Vimy Memorial in Northern France, a memorial to 60,000 Canadians killed or missing in WW1.

Garifuna boy, Emmeth Young, Gales Point, Belize, Central America

The Menin Gate Memorial to the Missing, Ypres, West Flanders, Belgium, Europe

Typical of housing in Gulu Town, the simple mud hut accommodates many of it's residents. Here a family are posing for a picure in fromt of theirs. The father is missing, who is out at work. Gulu, Uganda. Gulu Town, Uganda, East Africa

A SARDA (Search and Rescue Dog Association) dog on a search for a missing walker in the Lake District, Cumbria, England, United Kingdom, Europe

Leaping Spotted Dolphin - missing part of the dorsal fin. Azores, North Atlantic

A SARDA (Search and Rescue Dog Association) dog on a search for a missing walker in the Lake District, Cumbria, England, United Kingdom, Europe

Blue whale (Balaenoptera musculus). The tail of a blue whale showing clear damage to one fluke, a large part of which is missing. Gulf of California.

Pie on tray missing slice

Coconut cake on tray missing slice

Flaky spanikopita missing slice

Apple pie missing slice

Cheerful Tahitian woman smiles with missing teeth at a cultural festival, Papeete, Tahiti, Windward Islands, French Polynesia, South Pacific

Screaming girl with missing front teeth, portrait

"Uncle Ho", Ho Chi Minh, may not be missing in any public building, here in the house of the people's committee, village council hall, Dliya in the Dolisa district, Daklak province, Vietnam, Southeast Asia

Restaurant Jockey Club at Les Salinas beach, Ibiza, Baleares, Spain

Rhino missing a horn relaxing on the savannah with a calf in the sun

Endemic Hawaiian Saddle Wrasse (Thalassoma duperrey) approach to clean a Reef Manta Ray (Mobula (formerly Manta) alfredi) of parasites at a reef cleaning station off the Kona Coast, the Big Island, Hawaii, USA. This particular female manta with a missing

A Reef Manta Ray (Mobula (formerly Manta) alfredi) hovers over a reef cleaning station off the Kona Coast, the Big Island, Hawaii, USA. This particular female manta with a missing left cephalic lobe has been observed by divers and snorkelers at Kona since

War graves at the Thiepval Memorial to the Missing of the Somme, designed by Sir Edwin Lutyens, Thiepval, Somme, France

USA, Washington DC, National Mall, Vietnam Veterans Memorial, The Memorial Wall with the names of those killed or missing in action during the Vietnam War.

USA, Washington DC, National Mall, Vietnam Veterans Memorial, The Memorial Wall with the names of those killed or missing in action during the Vietnam War.

USA, Washington DC, National Mall, Vietnam Veterans Memorial, A section of The Memorial Wall with the names of those killed or missing in action during the Vietnam War, Bunch of flowers and American flag resting against the wall.

Portrait of girl after a swim

Old phone booth covered with moss, Olympic National Park, Washington