This fantastical waterfall is hidden in a cave located in a cracked cliff.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Staves, storm-calling, and of course, necropants.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

The fairy tale castle of the "fairy-tale king."

The footprint of a frustrated devil in Munich's Cathedral.

The taxidermy remains of the first brown bear to enter Germany in 170 years.

This open-air museum was originally a World War II testing ground for German missiles and rockets.

A haunting deserted hotel is a favorite with artists and photographers.

This fairytale inspired, warped building houses restaurants, shops, and a radio station.

Memorial to the lost dead of Gdansk, whose resting places were destroyed during World War II.

Modern art commemorates one of the first military actions of World War II.

The site of the first battle of World War II.

A mysterious emblem tucked in an small alleyway is actually the coat of arms of a heroic medieval family.

This 700-year-old structure is one of the most unique architectural and historic monuments in Gdańsk.

Polish luminaries and masterful folk art find sanctuary in this unique cemetery.

An underground city of salt.

Real bones which are said to have belonged to a Polish dragon.

Countless stories attempt to explain Poland's mysterious J-shaped trees.

This mundane post marks the old location of the city's main postal hub.

This early version of the guillotine was used to execute the man responsible for its construction.

Overlooking the burial ground is a tower designed to prevent thieves from snatching the recently deceased.

This huge concrete map of Scotland was built as a thank you gift from a Polish soldier.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.