Be on the lookout for the symbolic insect all over the city.

A hunk of prehistoric lava rests amid the Gothic architecture of a campus quad.

A giant wooden soda bottle pays homage to a distinctly British drink on the very spot where it was invented.

A 19th-century time capsule of travel, fiction, and historic texts still available to the public.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

A Victorian Gothic masterpiece housing a world-class collection of rare books and manuscripts.

Most of Britain's gold reserve was secretly stashed here after the start of World War II.

The tower was originally used as a chimney for the waste incinerator of St. John's Precinct and Market.

The red letters in the literary pavement leading to the library form a mysterious code.

Created as a punny statement about genetic engineering this monstrous hybrid statue has become a beloved icon.

Gutted during the Liverpool Blitz, this architectural husk has been left destroyed in honor of the dead.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

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

One of the largest lenses of its kind ever created, this former ship beacon has been brought down to Earth.

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

The last Victorian market in Belfast.

It was once nicknamed "the most bombed hotel in Europe."

This Victorian-era public house has set the standard for pub-style elegance for over a hundred years.

For part of the year, this innovative greenhouse is painted white to keep the plants from getting scorched.

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

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

A succession of eerily contemplative iron figures lead from a Scottish museum to the sea.