The ship built to ferry passengers and goods to the doomed Titanic is now the last remaining White Star Line vessel.

These engineering masterpieces are a dominant feature of the Belfast skyline.

A museum marks and documents the site of the Titanic's launch.

An abandoned shipping control tower looks like a satellite perched at the end of a pier.

Commemorating the landing of William of Orange with his European army on their way to the Battle of the Boyne.

This mine was once used to defend the coast from attack during World War II.

A glimpse into the last days of a once-booming past fishing industry.

These sculptures honor the knights who once called Carrickfergus Castle their stronghold.

A restored World War II Churchill Mark VII Tank now stands guard in Carrickfergus.

A replica memorializes the site where women were punished after the last witchcraft trial in Ireland.

This unassuming alcove in London’s famous Tower Bridge once served to capture, store, and display dead bodies from the River Thames.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

Heralded as the oldest statue in London.

At the top of the hour, figures of the London department store's two co-founders emerge and bow to each other.

This luxury shopping lane has been protected by its own tiny police force for over a century.

This London plaque marks the spot where David Bowie's famous alien made his debut.

At night, this glittering musical tunnel draws skaters and photographers.

This open-air reconstruction of an Old West town, a cross between a theme park and a museum, provides an immersive historical experience.

Art Deco stylings conceal the true nature of this bridge.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Final resting place of one of the classic authors of horror literature.

Rumors of the occult haunt this upscale 1920s hotel.

Rhode Island's tallest building bears a resemblance to the "Daily Planet" building and has been empty for more than five years.

An architectural statement of artistic intent smack in the middle of Providence, Rhode Island's Colonial uniformity.