Gavin Hellier / Giant monolithic stone Maoi statues at Rano Raraku, Easter Island, Rapa Nui, Chile, South America 2008

Gavin Hellier / Ancient carved stone heads of the gods, the god Antiochus, Nemrut Dagi (Nemrut Dag), on the summit of Mount Nemrut, UNESCO World Heritage Site, Cappadocia, Anatolia, Turkey, 2008

Gavin Hellier / Anakena beach, monolithic giant stone Moai statues of Ahu Nau Nau, four of which have topknots, Isla de Pascua / Easter Island, Rapa Nui, Chile 2008

Gavin Hellier / Buddhist monks relaxing at Ta Phrohm Temple, Angkor Wat, Siem Reap, Cambodia 2010. Model released.

Gavin Hellier / Two buddhist monks relaxing in the Bayon Temple, Angkor Wat, Siem Reap, Cambodia 2010. Model released.

Alex Hyde / Nine Stone Close stone circle, Peak District National Park, Derbyshire, UK. November.

Alex Hyde / Velvet Worm (Peripatus novaezealandiae) known as 'living fossils', having remained the same for approximately 570 million years, New Zealand, Captive

Paul D Stewart / Landscape of the Triassic coastal environment with reconstructions of dinosaurs and marine reptiles, 'Dr. Schubert's Naturgeschichte - Geologie, Mineralreich, Palaontologie'. Published in Stuttgart 18...

MYN / Joris van Alphen / Tractor millipede (Barydesmus sp.) male, Crocker Range, Borneo, Malaysia. meetyourneighbours.net project

David Noton / The village of Eus perched on a hilltop with sunlight with the Pic de Canigou beyond, the Pyrenees, Languedoc-Rousillon, France. June 2006.

Juan Carlos Munoz / Fossil of extinct perch fish (Priscacara sp) from the Eocene period, Wyoming, USA

Konrad Wothe / Giant old tree in the rainforest at Cerro de la Muerte, Costa Rica 2007

Ross Hoddinott / Merrivale ancient Stone Row at sunset, Dartmoor National Park, Devon, UK, March 2012.

Nick Turner / Stonehenge at night, Wiltshire, England, UK, September 2009.

Nick Turner / Close up of Stonehenge stones at night, Wiltshire, England, Uk, September 2009.

Nick Turner / Close up of Stonehenge stones at night, Wiltshire, England, UK, September 2009.

Pete Oxford / Vintage car on road in Havana, capital of Cuba, Caribbean 2011

Martin Gabriel / Hiking trail along ancient aqueduct in Los Tilos National Park. World Biosphere Reserve, La Palma Island, Canary Islands, February.

Sven Zacek / 'Piusa Caves', man-made sand mines. Southern Estonia, Europe, April.

Peter Lewis / Corfe Castle rising out of mist, viewed from Kingstone, Purbeck, Dorset, UK, September 2010

Mark Hamblin / 2020VISION / Silver birch (Betula pendula) with trunk covered in moss in natural woodland, Beinn Eighe NNR, Highlands, NW Scotland, UK, May

Guy Edwardes / 2020VISION / Wilmington Long Man on Wilmington Hill, a chalk figure cut into the hillside in the 16th century, South Downs National Park, East Sussex, England, UK, July 2011

Juergen Freund / Blue sea star on massive Boulder coral (Gardineroseris planulata) North Sulawesi, Indonesia. This coral species is normally found from the Red Sea to Central America, and is relatively uncommon in the...

Inaki Relanzon / Thousand-year-old Canary Juniper, (Juniperus turbinata canariensis/ Juniperus phoenicea var. turbinata ) against a dusky sky. El Sabinar, El Hierro Island, Canary Islands, February 2011.

Inaki Relanzon / Dolmen d'Eyna at night, with a long exposure capturing star trails. Eyne, Pyrenees, France, September 2010.

Juergen Freund / Ancient pictographs (rock / cave paintings) of fish and sea creatures on karst limestone formations. Sunmalelen area, Raja Ampat, West Papua, Indonesia, January 2010

Juergen Freund / Very old human skulls on a ledge in the karst limestone walls of a Raja Ampat island. Raja Ampat, West Papua, Indonesia, February 2010

Juergen Freund / Green turtle (Chelonia mydas) swimming through the sea near a coral reef, seen from above. Sipadan Island, Semporna, Sabah, Malaysia, June

Mark Taylor / Cave hand paintings, dated to around 550 BC. Cueva de las Manos, Argentina, March 2010.

Daniel Heuclin / Theropod dinosaur tracks preserved in Lower Jurassic (200 million years old) rock. Near Tuba City, Arizona, USA

Andy Rouse / Two Marine Iguana (Amblyrhynchus cristatus) basking on a volcanic rock. Puerto Egas, Galapagos, September.

Charlie Summers / Standing stones in the Neolithic henge of the Ring of Brodgar, built between 2500 and 2000 BC and originally composed of some 60 stones although only 27 remain standing today. Orkney Islands, Scotland...

Angelo Gandolfi / Ancient Sweet Chestnut trees (Castanea sativa) growing in the Spelunca Gorges. Porto, Parc Naturel Regional de Corse, Corsica island, France, January 2010

Angelo Gandolfi / An old Cork Oak (Quercus) growing over a rock. February, Corsica island, France. February 2010

Oriol Alamany / Moai face at the restored archaeological site of Ahu Ko Te Riku in Tahai Ceremonial Center in Hanga Roa, Easter Island (Pascua or Rapa Nui), Unesco World Heritage Site, November 2004

Oriol Alamany / Rock paintings of Terns (Sterna sp) at Ana Kai Tangata cave, Easter Island (Pascua or Rapa Nui), Pacific Island, Unesco World Heritage Site, November 2004

Floris van Breugel / Ancient Bristlecone Pine tree (Pinus longaeva) at sunset. White Mountains, California, USA, June 2009

Jack Dykinga / Eroded rock formation known as the 'Tres Maries', in the Valle de la Luna. One million year old composition of gravel, clay, salt, gems and quartz, against The Milky Way and Southern Cross in the nigh...

Juan Manuel Borrero / Ruins of ancient Revash buildings / burial sites, from the period of Chachapoyas culture, Amazonas Department, Peru, October 2009

Philippe Clement / Ardvreck Castle ruins at Loch Assynt at sunset, the Highlands, Scotland, UK, May 2010

LYNN M. STONE / Basset puppy head portrait with yellow Chrysanthemums in antique wooden box.

LYNN M. STONE / Basset puppy with yellow Chrysanthemums in antique wooden box. USA.

Nick Garbutt / Bottle Baobab (Adansonia rubrostipa) over 3000 years old. Lake Tsimanampetsotsa National Park, South West Madagascar.

Tim Laman / A rainforest tree with large buttresses. Gunung Palung National Park, Borneo, Indonesia.

Aflo / N-5703 900-year-old European beech tree in field {Fagus sylvaticus} Bavaria, Germany.

Neil Lucas / Ancient Oak tree (Quercus) Savernake Forest, Wiltshire, UK

SINCLAIR STAMMERS / Fossil of a Trilobite (Olenellus / Olenellus gilberti Meek) from the Lower Cambrian period, Chisolm shale, Pioche formation, Half Moon mine, Pioche, Nevada, USA. Pete Lawrance collection

Oriol Alamany / Petroglyph of an Elephant at Khaz'ali Canyon, Wadi Rum Protected Area, Jordan, April 2009

Oriol Alamany / Four giant Moai statues in Ahu Nau Nau, Anakena beach, Easter Island Pacific ocean, November 2004

Oriol Alamany / Silhouette of Moai statue at dawn in Ahu Ko Te Riku, restored archaeological site of Ahu Tahai, Hanga Roa, Easter Island, Pacific ocean, November 2004

Oriol Alamany / Moai stone statue at dusk on the slopes of the quarry at Rano Raraku volcano, Easter Island Pacific ocean, November 2004

Doug Allan / Close up of two stone sculptures / Moai at Ahu Ahivi/Ahu Akivi , Easter Island, South PacificMoai October 2009

Inaki Relanzon / Temples in Old Bagan, UNESCO World Heritage, Mandalay State, Myanmar, Burma. September 2009

Inaki Relanzon / Temple ruins, Nyaung Ohak, in Inle Lake. Shan State, Myanmar, Burma. August 2009

Patricio Robles Gil / Ancient cave paintings of people, deer and wild sheep, Sierra de San Francisco, Baja California, Mexico

Sue Daly / Hawksbill turtle (Eretmochelys imbricata) with algal growth on carapace, Cebu, Philippines, March, Endangered species

Alan Watson / Buttress roots of tree (Tetrameles nudiflora) in tropical rainforest, Khao Yai National Park, Nakhon Ratchasima Province, Thailand

Wild Wonders of Europe / Ziegler / Snake sculpture from over 4,000 years ago, Mycenae, The Peloponnese, Greece, May 2009

Wild Wonders of Europe / Hermansen / Poulnabrone Dolmen, a stoneage portal tomb, The Burren, County Clare, Republic of Ireland, June 2009

Juan Manuel Borrero / Old Roman wall, Tarragona, Catalonia, Spain. April 2008.

Steven Kazlowski / Petroglyphs on Newspaper Rock, a boulder in Canyonlands National Park, Utah, USA. 2009.

Angelo Gandolfi / Prehistoric rock painting of Reindeer in Tito Bustillo cave, Asturias, Spain. July 2008.

Angelo Gandolfi / Prehistoric rock painting of human hands. La Fuente del Salin cave, Cantabria, Spain.

Angelo Gandolfi / Las Medulas, Cordillera Cantabrica, Castilla y Leon, Spain. The landscape, now a natural reserve, is man-made: the rock formations are the result of iron mining since Roman times and the wood is culti...

Rob Tilley / Rock engravings of the native american Pueblo people, Chaco Culture National Historical Park, New Mexico, USA, February 2009

Wild Wonders of Europe/ Bartocha / Old tree, Foresta Umbra, Gargano National Park, Gargano Peninsula, Apulia, Italy, April 2008

Steven David Miller / A rock art shelter in the northern Kimberley region features a cluster of Wandjina figures peering out from the sandstone rock surface, Northern Kimberley region and the Mitchell Plateau, Western Aust...

Steven David Miller / Bradshaw rock art / Gwion Gwion, Northern Kimberley region and the Mitchell Plateau, Western Australia

Jouan & Rius / Aboriginal rock art, Anbangbang Gallery, Nourlangie Ranges, Kakadu National Park, Northern Territory, Australia

Jouan & Rius / Stenness standing stones, The Orkney Isles, Scotland, UK

David Kjaer / Stonehenge at sunrise on the 21st September, the autumn equinox, Wiltshire, UK

Ross Hoddinott / Grimspound Bronze Age settlement, Dartmoor, Devon. UK February 2007

Philippe Clement / Rock art in the Tucson Mountains, created by the Hohokam Indians, showing geometrical shaped petroglyphs, Saguaro NP, Arizona, USA May 2007

Jack Dykinga / Mixed colour clays and wave patterns against canyon formations, Paria Canyon, Arizona, USA

Richard Du Toit / Bushman rock art, 'Fallen Rock' site, Bushmans Kloof, Cederberg, South Africa

Mark Raycroft / Dalmatian (Canis familiaris) on antique fire truck

Owen Newman / Rock art / cave paintings, people, Namibia.

Michael Hutchinson / Sunrise over three stone megaliths at Avebury Stone Circle (World Heritage Site) Avebury, Wiltshire, UK

Michael Hutchinson / Silhouette of stone megalith at sunrise, Avebury Stone Circle (World Heritage Site) Avebury, Wiltshire, UK

Michael Hutchinson / Silhouette stone megalith at Avebury Stone Circle (World Heritage Site), sunrise Avebury, Wiltshire, UK

Staffan Widstrand / Statue of Ramses II, obelisk and hieroglyphs, Luxor, Egypt.

Toby Sinclair / 9th century rock carving Mahabalipuram, Tamil Nadu, India

Pete Oxford / Yuanyang grand terraces built 3000 years ago by Hani people Honge, Yunnan, China

Pete Oxford / Indian with Llama carrying hay {Lama glama} Cusco, Peru Sacsayhuaman ruins

Pete Oxford / Machu Picchu (ancient Inca ruins) from the south with peak of Huayna Picchu in background. Peru, South America

Neil Lucas / Water fall in Olympic National Park, Washington state USA

Tony Heald / Rhinoceros rubbing stone, polished over centuries by Rhinos. Damaraland, Namibia

Gavin Hellier / Buddhist and giant stone statue of Reclining Buddha at Xieng Khuan, Vientiane, Laos South East Asia

David Noton / Dawn at Avebury stone circle Wiltshire, UK

Gavin Hellier / Portrait of Moai statue Ahu Ko Te riku, the only topknotted and eyeballed Moai on the Island, Easter Island, Rapa Nui, Chile 2008

Gavin Hellier / Moai statue Ahu Ko Te riku, the only topknotted and eyeballed Moai on the Island, Easter Island, Rapa Nui, Chile 2008

Gavin Hellier / Moai statue Ahu Ko Te riku, the only topknotted and eyeballed Moai on the Island, Easter Island, Rapa Nui, Chile 2008

Gavin Hellier / Moai statue at night Ahu Ko Te riku, the only topknotted and eyeballed Moai on the Island, Easter Island, Rapa Nui, Chile 2008

Gavin Hellier / Profile of a lone monolithic giant stone Moai statue at Tongariki, Isla de Pascua / Easter Island, Rapa Nui, Chile 2008

Gavin Hellier / Ahu Tongariki, the largest ahu on the Island, Tongariki is a row of 15 giant stone Moai statues, Isla de Pascua / Easter Island, Chile 2008

Gavin Hellier / Ahu Tongariki, the largest ahu on the Island, Tongariki is a row of 15 giant stone Moai statues, Isla de Pascua / Easter Island, Chile 2008