This colossal war machine is now a living museum dedicated to underwater warfare.

The now-quiet remains of coastal artillery defenses that were used in both World Wars.

A house of bones — but nobody is quite sure to whom they belong.

Two beautiful Victorian-era parks replete with ornamental waterfalls and lakes.

Human-made caves excavated to hide a secret society of wealthy pagans.

This magical museum celebrates the life and work of a seminal children's book writer (and occasional spy).

The incredible private taxidermy collection of an eccentric zoologist.

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

Museum on earth sciences featuring a recreation of a famous curiosity cabinet.

Visitors are treated to a stained glass kaleidoscope interior inside this work of art.

A little-known cafe in an old copper bridge tower with 360-degree views of the harbor.

This bridge's unique architecture honors nautical heritage and encourages self-awareness.

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

Copenhagen's celebrated theme park and gardens.

In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.

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

Eclectic final resting place of the controversial explorer.

Both church and state get put to the torch in this annual festival in the "Bonfire Capital of the World."

In the quiet village of Fulmodestion, the ruins of a medieval church remain hidden among vines and foliage.

A witch wreaks ruinous revenge on this ancient church with her "enchanted leg."

This British museum hopes to take the taboo out of poo.

Fantastically decorated underground chambers built in the 1760s.

Man-made cave with enigmatic carvings, some say made by the Knights Templar themselves.

Open for a weekend once a year around October it houses a fascinating collection of unique Victorian preserved and stuffed animals.