A remarkable medieval structure born from a 14th-century disaster.

This striking steel sculpture transforms environmental data into art.

This tiny train shuttles passengers to one of Northern Ireland's most spectacular sights.

Northern Ireland's Brobdingnagian stepping stones.

Built in 1547, these ruins lie on a rocky promontory in Ballintoy jutting into the wild ocean waters below.

The last Victorian market in Belfast.

The only monument to name all of the passengers and crew who died on the RMS Titanic.

This massive monument has been telling the time for 150 years—at a slight angle.

A giant sculpture of the legendary "Salmon of Knowledge" celebrates the return of fish to Belfast's River Lagan.

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

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

This library dates back to the late 17th century and was one of the first public lending libraries in England.

Hundreds of years ago, this lion-shaped door knocker could help a person accused of a crime find temporary safe haven in Durham Cathedral.

Take afternoon tea in a 17th-century almshouse.

Though this bridge was originally built in the 12th century, only one of its 10 arches dates back that far.

A statue dedicated to the story behind the founded of the city.

An unlikely link between a quiet English town and Sydney’s skyline.

A rather grand, but tiny, folly on the banks of the River Wear associated with a Polish count.

It may not be the final resting place of a literal giant, but the Giant’s Grave is still archaeologically important.

Though this large circular site is now named for the legendary king, its history dates back to the Neolithic era.

A rare wooden coffin set vertically into the Gothic arch of an ruined church.

Glimpse into the life cycle of the European lobster and the work being done to protect them.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

A medieval quay that was the Mayflower's final port of call before sailing for America.