The stunning interior of this Gothic church is covered in ornate gold details.

The world's oldest bookshop still in operation.

This small chapel is built of human bones and decorated with a golden skeleton.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

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

A novel collection of medical curiosities housed in an 18th-century surgeon training academy.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Bored potato-guarding Nazis etched their thoughts onto a brick storage building in Copenhagen's Meatpacking District.

A collection of noses tucked inside an art museum reveals how times have changed.

This sublime architectural marvel is a rare example of an expressionist church.

Hans Christian Andersen for the postmodern world.

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

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

Unique collection containing a wide and curious range of contraceptive items.

An unoccupied lighthouse encased in layers of ice from the waters of Lake Erie.

A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.

Three-story slide through the New Museum.

On the top floor of an upscale department store stands a lavish restaurant housed in a replica of a luxury French dining car.

Reverend Jen's unique museum/living room showcases her troll collection.

A museum devoted to bringing to light forgotten or neglected histories through exhibitions, education and public programming.