Bridge by Gustave Eiffel, Vietnam
Belgian Congo, 1896 map
Clay village, Iran
Yazd Mosque tiles, Iran
Astronomical observatory, India, artwork
Heckington Windmill, UK
Slater cotton mill, 19th century
Basilica Cistern, Istanbul, Turkey
Roman hypocaust, Phaselis, Turkey
Mackinac Bridge, Michigan, USA
Eiffel Tower architects, 1888
Transit circle, Edinburgh Observatory
Polished gneiss axe
Stone polished axe
KENYA: CATHEDRAL, c1902.
Tudor chimneys with satellite dish
Italian sundial
Full moon and windmills
Zuni pueblo, New Mexico, USA
Night sky over a lighthouse
Cube Houses, the Netherlands
Building site, Spain
German astronomical observatory, artwork
Kaaimans River rail bridge, South Africa
Graphic tablet and stylus on office desk
Night view of Pont de Chevire, Nantes, Loire-Atlantique, France
MEXICO CITY, 1671.
Basutoland village
Fishing village, Indonesia
CHINA: CANTON HONGS, 1844.
Lacock Abbey, 1840s calotype print
Christchurch gate, 1840s calotype print
York Minster, 1840s calotype print
Roman coin analysis
Polished basalt axe
Neolithic stone tool
Triangular polished axe
Building the Manhattan Bridge
Steam road roller, 19th century artwork
Long Bien Bridge, Vietnam, 1902
San Pawl Milqi villa, Malta
St Paul's Island, Malta
Column at Baths of Antoninus, Carthage
Chicago at night, 1932
Darwin's 'The Descent of Man' (1871)
Crystal Palace after the Great Exhibition of 1851
Petite France, Strasbourg, France
Old and new Boston, USA
Arco, Idaho, USA, first nuclear city
Senglea, Malta
Mdina, Malta
Paul Kruger, South African politician
Jacopo Barozzi Da Vignola, Italian architect
Ollantaytambo, Peru
The Forum, Rome, Italy
Photographic portrait of Adolf Bastian
Orffyreus's perpetual motion machine, illustration
Open colonnade at Crystal Palace, 1850s
Ponte Vecchio, Florence, Italy
Decolonize hiking trail sign, Arizona, USA
Night view of Pont General de la Motte Rouge, Nantes, Loire-Atlantique, France
Roberts' stellar pantograver
Tesla alternating current motor components, 1890s
Eads Bridge construction, 1870s
Facial Reconstruction.
Self-assembled DNA triangle
Pyramids, Ancient Egypt, artwork
Art of large bell being unloaded, London, England
Neolithic winged arrow head
Neolithic winged arrow head in carved stone
Neolithic arrow head
19th Century electricity demonstrator
HONGS AT CANTON, CHINA.
Florida Polytechnic University, USA
3D printed spacecraft mirror mount
Nelson's Column construction, 1843
Gyrotower, Futuroscope theme park
Neanderthal stone tool
Eiffel Tower construction, 1888
Rex Smith airplane, 1912
Stone tool
Franz Boas, German-US anthropologist, in Inuit clothing
Moon over skyscraper
Basilica Cistern, Istanbul, Turkey.
The Baptistry of St. John, Pisa, Italy
Locomotive at New York World's Fair, 1939
Monument to the Conquerors of Space
Dali Theatre and Museum, Catalonia, Spain
Dali Theatre and Museum facade, Catalonia, Spain
Cape Town, South Africa
Corliss exhibition steam engine, 1876
George Corliss, American engineer
Thomas Edison, US inventor
Engraving of upright Bessemer furnace, 1856
Mesopotamian ziggurat, illustration
Saint Paul's Catacombs, Malta
Paphos Archaeological Park, Cyprus
Amphitheatre, Side, Turkey
Inca ruins, Urco, Peru
Inca ruins, Machucolipa, Peru
Senglea, Malta, at night
Murderers fighting, 19th century
Cugnot' s Engine 1769
Hoi An, Vietnam
Long Man of Wilmington
Crushed ochre pigment mixed with water
Limestone grinding tool
Potsdam observatory, Germany
Radcliffe Camera, Oxford
Amathous, Cyprus
Kourion, Cyprus