This sinister Baroque entryway could lead you to a terrible fate.

This Art Nouveau mansion was used as the "House of the Screaming Child" in Dario Argento’s giallo classic.

A portrayal of two lamps embraced and in love.

Europe's simulation of the Martian surface uses soil from Mount Vesuvius.

One of the oldest and most significant collections of Ancient Egyptian archeology outside of Egypt.

A landmark in the history of technology and computing is hidden in a tiny Baroque chapel.

The intricate geometry inside this Baroque-style dome was designed to create "terror of the human soul."

A fake medieval village in the middle of Turin.

The astonishing collection of an infamous criminologist.

An unconventional and naturalistic sculpture depicting the artist marking his territory on an exterior faculty wall.

The house where a Danish physicist discovered the connection between electricity and magnetism.

The final resting place of one of the brightest physicists of the 20th century.

Long before ultrasounds and modern testing, medical specimens like these conjoined twins helped physicians learn about congenital anomalies.

Once a meeting point for great thinkers, and the midpoint of the country.

An "evil painter" included pointed symbols in this artwork to poke fun at members of the Danish Parliament.

This pair of gilded girls atop an Art Deco building in Copenhagen were built to function as a weather indicator.

The final resting place of the author who gave us the Little Mermaid, the Ugly Duckling, and many more beloved fairy tales.

The only surviving piece of Copenhagen's 16th-century defensive wall.

The art museum is decorated with creatively remodeled pre-Nazi swastikas.

This ordinary street was made infamous by a legendary visit from the devil.

This historic Art Nouveau townhouse was the former home of the son of a famous chemical inventor and industrialist.

One of the oldest bank museums in Europe showcases unusual currencies of the world and other money-related miscellanea.

A lovely biographical museum in the artist's home of 24 years.

This charming, hidden guild museum holds some 700 years of crossbow history.