The Iron Bridge over the River Severn, Ironbridge, Shropshire, England, UK

West Gate, dating from the 14th century, the only surviving city gate, Canterbury, Kent, England, UK

Val di Gardena, Trentino-Alto Adige, Dolomites, South Tirol (South Tyrol), Italy, Europe

Bootham Bar and York Minster, York, Yorkshire, England, UK, Europe

Fountains Abbey, North Yorkshire, England, UK, Europe

Selwicks Bay, Flamborough Head, coast of Humberside, England, UK, Europe

Temple II, Mayan archaeological site, Tikal, Guatemala, Central America

Aymara Indian in a reed boat, Lake Titicaca, Bolivia, South America

Puerto Pollensa, Majorca (Mallorca), Balearic Islands, Spain, Europe

View from coastal path of Durdle Door, arch of Purbeck limestone, near West Lulworth, Dorset, England, UK

Great Sand Dunes National Monument and Sangre de Cristo Mountains, 700 ft dunes are the tallest in North America, Colorado, USA, North America

Mont Orgueil Castle, Gorey Harbour, Jersey, Channel Islands, UK

Western (Wailing) Wall and golden dome of the Dome of the Rock, Jerusalem, Israel, Middle East

View from Gibbs Hill, Bermuda, Atlantic Ocean, Central America

Hindu temple, Colombo, Sri Lanka, Asia

View over the Nile River from the New Cataract Hotel, Aswan, Egypt, North Africa, Africa

Itimad-ud-Daulah's Tomb built by Nur Jehan wife of Jehangir 1622AD, Agra, Uttar Pradesh State, India, Asia

Woman with lamp and baskets on the beach, Phuket, Thailand

Ko Pi Pi (Phi Phi) Island near Phuket, Thailand, Asia

Common district, Inca city, archaeological site, Machu Picchu, Peru, South America

Line of Buddhist monks with begging bowls, Shwedagon (Shwe Dagon) Pagoda, Yangon (Rangoon), Myanmar (Burma), Asia

Skyline of Singapore, Asia

Floating market, Thailand, Asia

Karon Beach, Phuket, Thailand, Asia

The Irrawaddy River at Bagan (Pagan), Myanmar (Burma), Asia

Loy Kratong festival, Sukhothai, Thailand, Asia

View from Cook's lookout, Hayman Island, Whitsunday Group, Queensland, Australia

Trans Alaska oil pipeline across taiga through Alaskan Range carried on insulated ground piles, Alaska, USA

Mirabell Gardens and Schloss Mirabell, Salzburg, Austria, Europe

Steam plume from active vent beside crater lake, Volcan Poas, Cordillera Central, Costa Rica, Central America

Saguaro organ pipe cactus and prickly pear cactus, Saguaro National Monument, Tucson, Arizona, USA, North America

Pastel facade of mock Dutch colonial building, Oranjestad, Aruba, Antilles, Central America

Mount Vesuvius seen from the ruins of Pompeii, buried in the ash flow of the eruption of AD 79, Columbus basalt lava marble and brick, Pompeii, UNESCO World Heritage site, Campania, Italy, Europe

The Duomo (Cathedral), Florence, UNESCO World Heritage Site, Tuscany, Italy, Europe

Kaiser Wilhelm memorial church, Berlin, Germany, Europe

Statue of Henry VI, the Founder, and Lupton's Tower, Eton College, Berkshire, England, UK

Loch Ness in summer, from Abriachan, near Inverness, Highlands Region, Scotland, UK, Europe

Oval forum of the Roman Decapolis city, Jerash, Jordan, Middle East

Abu Darwish mosque on top of Jebel Al-Ashrafiyya, Jordan, Middle East

Treasury covered in mosaic, Great Mosque dating from Omayyad times, 705 AD, Damascus, Syria

Zubizuri curved pedestrian bridge over Bilbao River, Bilbao, Pais Vasco (Vizcaya), Spain, Europe

Modern building, Salford Quays, Manchester, England, UK, Europe

Wastwater, Lake District National Park, Cumbria, England, UK

Wild flower meadow, Swaledale, Yorkshire Dales National Park, North Yorkshire, England, UK, Europe

Close up of the main dome of the Jain Temple, 1437 AD, Ranakpur, Rajasthan State, India, Asia

Neue Hofburg and fiaker (horse drawn carriages), Vienna, Austria, Europe

Archway and Chiang Kai Shek (Chiang Kaishek) Memorial Hall, Taipei, Taiwan, Asia

Christo Rei (28m tall), statue of Christ, in Cacilhas suburb across the Rio Tejo, Lisbon, Portugal, Europe

Sydney Cove and city skyline, Sydney, New South Wales, Australia

View south from Paku Mountain across Tairua Harbour towards Pauanui on the east coast of the Coromandel Pensinula, South Auckland, North Island, New Zealand

The Three Sisters, Blue Mountains, New South Wales, Australia

The Twelve Apostles, Great Ocean Road, Victoria, Australia

Business district from Marina Promenade, Singapore, Asia

Rice sellers, Cambodia, Indochina, Asia

Ice formation in the water of Mandalenefjord, West Spitsbergen, Norway, Scandinavia, Europe

St. Sophia (Haghia Sophia) (Aya Sofya) mosque, Istanbul, Turkey, Europe

Trappers hut, Spitsbergen, Svalbard, Norway, Scandinavia, Europe

Husky dog sled team, Spitsbergen, Norway, Europe

Winter sunset in the forest near Oslo, Norway, Scandinavia, Europe

Dhotis, the national male dress, drying in the dawn breeze, India, Asia

View over Ajmer, Rajasthan State, India, Asia

Ayers Rock, Uluru National Park, Northern Territory, Australia

Duomo (Cathedral), Florence, UNESCO World Heritage Site, Tuscany, Italy, Europe

Jardin de Cactus, near Guatiza, Lanzarote, Canary Islands, Atlantic, Spain, Europe

Hindu temple of Somnath, one of the twelve most sacred Siva temples, Somnath, Gujarat State, India, Asia

The Eiffel Tower, Paris, France, Europe

Mgarr harbour, Gozo, Malta, Mediterranean, Europe

Alfama and Rio Tejo (Tagus River), Lisbon, Portugal, Europe

Kaub with Gutelfels Castle, Rhine Valley, Germany, Europe

Moraine Lake, Valley of Ten Peaks, Banff National Park, Rocky Mountains, Alberta, Canada

Athabasca Glacier, Columbia Icefield, Jasper National Park, Rocky Mountains, Alberta, Canada

Sahara Desert, Algeria, North Africa, Africa

Carpet of mesembryanthemum flowers, Pacific Grove, Monterey, California, USA, North America

Bull moose beside Yellowstone Lake, Yellowstone National Park, Wyoming, USA, North America

Peggy's Cove, Halifax, Nova Scotia, Canada

Rydal Mount, home of the poet William Wordsworth, Ambleside, Lake District, Cumbria, England, UK

St John's College, Cambridge, Cambridgeshire, England, UK

The Matterhorn mountain (4478m), Valais (Wallis), Swiss Alps, Switzerland, Europe

Anakena Beach with Ahu Nau Nau, Easter Island, Chile, Pacific

Ahu Nau Nau at Anakena, Easter Island, Chile, Pacific

King penguin colony, St Andrew's Bay, South Georgia Island, South Atlantic

Outrigger boats on Sanur Beach, Bali, Indonesia, Asia

William Shakespeare's birthplace, Stratford-upon-Avon, Warwickshire, England, UK, Europe

The Norman Gate, Windsor Castle, Berkshire, England, UK

Frogmore House, Home Park, Windsor Castle, Berkshire, England, UK

The Royal Pavilion, built by the Prince Regent, later to become King George IV, Brighton, East Sussex, England, UK

Jackson Square, New Orleans, Louisiana, USA, North America

Buddhist temple of Wat Phra That Doi Suthep, Doi Suthep, Chiang Mai, northern Thailand, Asia

Trinity College, Dublin, County Dublin, Republic of Ireland (Eire), Europe

Rocket Space Statue opposite Cosmos Hotel, Moscow, Russia, Europe

Temple of Ramesses III (Rameses III), Valley of the Kings, Thebes, UNESCO World Heritage Site, Egypt, North Africa, Africa

View over city from the public gardens, Taormina, Sicily, Italy, Europe

Woman sitting on the beach, Grand Anse, La Digue Island, Seychelles, Indian Ocean, Africa

Woman stretching on the beach, Grand Anse, La Digue Island, Seychelles, Indian Ocean, Africa

Woman walking on the beach, Grand Anse, La Digue Island, Seychelles, Indian Ocean, Africa

Le Touquet, Paris-Plage, Pas de Calais, Normandy, France, Europe

Wild flowers on the downland of the South Downs at East Dean, near Eastbourne, East Sussex, England, UK, Europe

The lighthouse and chalk cliffs of Beachy Head from the South Downs Way, East Sussex, England, UK, Europe

The Louvre and Pyramid, Paris, France, Europe

Quai Victor Augagneur on River Rhone, Lyon, Rhone Valley, France, Europe