The world's first underground farm is in a World War II bomb shelter beneath the streets of London.

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

The anatomical-pathological collection of a man who changed surgery.

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

The resting place for anonymous victims of the Danube's dark waters.

More than a millennium's worth of municipal records preserve the political history of Austria.

This grand manse has been transformed into a museum devoted to one of the founders of Fantastic Realism.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

On a winding Vienna side street, one museum has turned their windows into a monument to history’s peace-minded heroes.

The solemn exterior conceals an opulent interior of this 17th century church.

A neo-Gothic church built to thank God for saving the Emperor of Austria from an assassination.

Vienna's underworld of tunnels and subterranean rivers made an iconic appearance in a 1949 Orson Welles film.

Collection dedicated to funeral rites, equipment, and mourning rituals of the Viennese.

The Habsburgs' royal collections of art and wonders.

An exquisite Baroque church in Vienna's old town.

This Austrian museum celebrates the work of famous forgers and their inimitable imitations.

Legends surround an ancient tree trunk riddled with nails for good luck.

Handsomely crafted representations of our round planet.