Infrastructure

One of few surviving standpipe water towers in the U.S.

At just 25 inches at its narrowest point, it's one of the tightest streets in the world.

This forgotten boat elevator was an engineering marvel in its heyday.

The ill-fated plan to reroute the Mississippi so that Union ships could bypass Confederate fortifications on the river bend.

This nearly invisible wire transforms much of the city into one big, symbolic home on the holy day.

The medieval network of canals hidden underneath the city is opened to explorers each year.

Arthur, Merlin, and Guinevere are among the largest and oldest satellite dishes on the planet.

This charming railway is one of the oldest and steepest funiculars in England.

Please don’t anchor your boat onto the Department of Defense’s underwater data cables.

At just 51 feet and 10 inches long, it's the shortest street in England.

A memorial to the politician who became Great Britain's first fatality to be caused by a locomotive.

This impressive system of tanks was used to store drinking water as long as 2,000 years ago.

A brick-paved former section of the historic coast-to-coast highway.

This giant, 83-year-old ship elevator is an engineering feat to behold.