A comfortable-looking armchair and a grandfather clock have been sitting on this sidewalk for the last 30 years.

This incredible viaduct was part of the Victorian railway boom and helped the Midland Railway navigate tough terrain.

Harry Potter once visited this massive limestone cliff, which was carved by an ancient glacial river.

Dedicated to the legendary comedian Eric Morecambe depicting his iconic "Bring Me Sunshine" stance.

The popularity of Sherlock Holmes led to the creation of his fictional address, turning the orderly London street numbers askew.

This Netherlands museum holds a gloriously mechanical collection of ornate musical automata.

A massive, gleaming sea turtle with a rider atop its shell looks out over the horizon.

Cozy basement bar sports an inventory of over 2,000 beers.

Climb inside an iron crystal magnified 165 billion times its normal size.

A maze of crosses marks the jumbled divide between the Netherlands and Belgium.

The cutest way to stay safe in traffic.

This still-celebrated home was a radical architectural experiment in 3D De Stijl.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

This remarkably intact, 260-year-old cargo ship is only visible at the lowest of spring tides.

A winding cave grotto walkway built to provide employment for veterans after World War I.

The enchanting archway is the only surviving portal into Dublin's lost medieval wall.

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.

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

Regency-era excess on the English Coast.

Overlooking the seaside town of Margate stands a tribute to an artist's lover.

Grotto replete with mystical designs laid out in glued shell mosaics.

This popular square's history as the former site of a church is right beneath your feet.

A Reformation-era fiery figurehead once denoted this location as a print shop.