Ponte dei 21 Archi (Bridge of 21 Arches), Spinazzola, Barletta-Andria-Trani, Apulia, Italy

Steam powered Traction Engines at a rally in East Sussex, England, United Kingdom, Europe

Transparent Car (The Ghost Car), built in America by General Motors for the 1939 New York World's Fair, National Museum of Qatar, Doha, Qatar, Middle East

Llanfair Light Railway, Llanfair Caereinion, Welshpool, Powys, Wales, United Kingdom

Llanfair Light Railway, Llanfair Caereinion, Welshpool, Powis, Wales, United Kingdom

The iron ore mine Cockerill d'Esch-sur-Alzette played a major role in economic boom from the 1870s to the 1990s, Luxembourg

Oil gusher reconstruction, Spindletop boomtown period, Spindletop-Gladys City Boomtown Museum, Beaumont, Texas, United States of America

Captain of the Belle Epoque paddle steamer La Suisse on Lake Leman, Lausanne, Canton of Vaud, Switzerland

Shoreline view of the historic Bainbridge Steel Dam near Ash Fork, Kaibab National Forest, Arizona, United States of America

Skaill House, a merchants house and museum near Skara Brae, Neolithic village constructed 3100 BC, Orkney Islands, Scotland, United Kingdom

Old water pipe, Johnson Canyon between Bainbridge Steel and Stone Dams near Ash Fork, Kaibab National Forest, Arizona, United States of America

The Bristol Harbour Railway, Bristol, England, United Kingdom, Europe

Wreck of a C-53 Skytrooper, which went down on February 26, 1942 in Vansittart Bay, Kimberley, Western Australia, Australia, Pacific

Llanfair Light Railway, Llanfair Caereinion, Welshpool, Powys, Wales, United Kingdom

Vintage Car, Havana Old Town, Havana, Cuba

Lone Star Flight Museum, Galveston island, Gulf of Mexico, Texas, United States of America

Piaggio Vespa 50 special, 1965, restored Italian vintage scooter

Vintage car, Riley, cockpit