Eighty million natural history specimens call this gargantuan museum home.

Hear the quietest sound from across the dome.

Several plaster noses are hidden in plain sight around London's Soho neighborhood.

An unusual round church in London with a Templar past.

360° views of the city plus five floors of optical illusions and hands-on science.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Famously misunderstood wonder of the ancient world

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

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

This chimerical bridge/tunnel appears to dead end right into the sea.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

Copenhagen's celebrated theme park and gardens.

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

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

The modern birthplace of Irish freedom.

Experience what life was like in Ireland during the Viking and medieval ages.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

This Irish museum in a historic 19th century market pays tribute to the glory of butter.

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

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

An ancient neolithic tomb that only sees the sun twice a year.