Construction

Sweden's largest remaining gantry crane is a relic of Gothenburg's industrial past.

One of the best preserved Tudor public buildings in Britain was once used for witch trials.

A stone hut overlooking a picturesque bay once hosted picnics for the wealthy Gribbel family.

Sometimes called the “Little Golden Gate," this bright yellow structure is the last driveable suspension bridge in Arkansas.

A neighborhood of houses made of poured concrete through a process invented by Thomas Edison.

Grand architectural relics gain a new life in this Pennsylvania warehouse.

Nicknamed the 'Chestergate Hotel,' the underground tunnel had beds, lights, and even flushing toilets.

This colossal underground passage paved the way for large-scale drainage and access tunnels across the U.S., but it almost wasn’t built.

After local authorities changed the design, the building's architect, Le Corbusier, wanted nothing to do with it.

One of the country's largest diving schools set in a picturesque nature reserve.

Cathedral-like Victorian vaults are hidden within this iconic bridge.

This mile marker stands at the unofficial end of a highway built to defend the United States from a Japanese invasion during World War II.

In a historic steel foundry east of the Mississippi River, thousands of wooden crates hold the architectural remnants of buildings long gone but not forgotten.