A look at a cliff in England that offered the public a new ride experience. Plus, a look at an astronomical observatory in California and a mining hoist in Germany.

Examines the HMS Warrior, an ironclad warship, now a museum, located in Portsmouth on the south coast of England; a grand public works facility in Prague; and the mint building in San Francisco.

A mill in Manchester is part of a revolution in the way people work; a bridge in St Louis and a vast hangar in Brazil have stories to tell.

A cable hut in Cornwall has a storied legacy; a mountain railway in New Hampshire inspires its passengers; a tour of a lighthouse in France.

Examines the legacy of the first iron-framed building, which is a mill in Shrewsbury, how paper production changed the world, and the impacts of the Trans-Siberian Railway.