This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

Go inside to really appreciate this 500-year-old technological masterpiece.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

2300-year-old Roman road connecting the empire.

A musical instrument played by the sea.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

Once designed as the entrance to Buckingham Palace, this structure was later relocated and stands as a victory arch.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

This Norman castle has been the scene of assassination plots, religious persecution, and Nazi conspiracies throughout its long history.

This Tudor-era castle was once part of King Henry VIII's plan to protect England from invasion.

In a small Kentish seaside stands the former home of one of the greatest science-fiction writers.

These 1,500-year-old remains were found in a mysterious Anglo-Saxon mass grave.

One English town's celebratory landmark spurred more trouble than anticipated.

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

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

The Metropolitan Police refurbished the blue box (perhaps not coincidentally) the same year "Doctor Who" returned to TV screens.

The final resting place to 300 Victorian-era pets hides inside the city park.

Hear the quietest sound from across the dome.

Eighty million natural history specimens call this gargantuan museum home.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.