Stonehenge, thousands of years to build a mysterious work

The Eiffel Tower: history and secrets of the symbol of Paris

Gustave Eiffel, the engineer who designed the icon of Paris, made a risky bet

United States: big cities request a hand from the government

Federal funds are necessary to keep major infrastructure projects from stalling

Driving the US Highway 50, the loneliest road in America

From East to West, 4,800 kilometres coast-to-coast: a trip through a great American infrastructure

History of the US railroads and the relation with U.S. economic development

U.S. railways: from the race to the west to the transport of merchandise across the nation

La Trochita: taking a train across Patagonia

A trip on the Old Patagonian Express, the train that reaches South America’s tip

Sydney Harbour Bridge: the arch bridge that transformed Sydney

From the Sydney Harbour Bridge to the new subway, the city’s race to modernity

The Sultan’s bridge that changed Istanbul

The Fatih Sultan Mehmet Bridge was inaugurated in 1988, accelerating the modernisation of the Turkish capital

Riyadh: the Saudi capital’s plans to become a megacity

Futuristic projects and a “green” urban renewal for the Saudi capital