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

The remains of an ancient bathhouse sit inside this aptly-named pub.

Every hour on the hour a naked heroine and her leering foil appear from this giant cuckoo clock.

Amidst towering office buildings, a local pub lives inside Sheffield’s oldest surviving domestic building.

The statue honors a beloved bird that once roamed St. George's Market.

An abandoned canal route lies hidden under the streets of Manchester.

Huge winged monument in the United Kingdom.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

The whimsical twist of this spire was either caused by the Devil, an unexpected virgin, or lead.

The highest lighthouse in Scotland shines from an abandoned island.

A miniature village mimics the surrounding buildings so well it includes itself.

A bronze tribute to the wildly popular video game from the '90s.

These 20-foot jaw bones honor a time when the leviathan bones were a sign that whalers survived the hunt.

The castle still holds traces of the abandoned Roman fort it was built atop.

This tablet indicates where the tragic monarch returned to begin her tumultuous downfall.

Banksy's image of a naked man dangling from the window of a sex health clinic.

The Great Fire of London and the regulation of one-way streets both started in this alley.

This hidden 13th-century tavern room has a few Shakespearean connections.

The sign marks one of the endpoints to mainland Britain's longest overland travel route.

Historic church where a number of Shakespeare's actors are buried.

The bombed out remains of the old church were kept intact next to the new one, as a reminder of the futility of war.

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

England's foremost purveyor of funeral furniture hasn't changed a bit since the 1960s.

The medieval woodcut-style artwork chronicles life in medieval London.