Museum celebrating the ocean, with the largest wunderkammer dedicated to sea exploration.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Macabre astrological automaton clock dating to the late 1400s.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

A cathedral resurrected from the ashes of one of Europe's greatest urban fires.

Old Danish castle immortalized in Shakespeare's Hamlet.

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

This mysterious runestone embedded in a church wall is linked to the medieval cult of Saint Erik.

Ancient burial grounds of the wealthy.

It houses the remains of a 17th-century version of the Titanic.

Sweden's "good old days" painstakingly re-created in a model village.

A Gothic-inspired fish market is Gothenburg's best place to find loaves and fishes.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.