Live out your childhood construction fantasies in this one-of-a-kind gyrating hotel.

Home to the world's oldest functioning orrery.

Rusting ships sit in a desert where a sea used to be.

This "floating railway" is one of the world's oldest monorail systems.

Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

This quaint Hungarian railway system is operated exclusively by children between the ages of 10 and 14.

Swiss vineyards in a UNESCO heritage site.

Inspired by "The Starry Night" this Dutch bike path turns into a glowing work of art each night.

This cemetery features modernist statues as strange as its name.

Mountain where Jesus was first tempted by the Devil.

Once the local rulers had gone these enchanting ruins housed common folk in an almost real life fairy tale.

The bizarre home and sculpture garden of an eccentric artist.

The largest underground church in Europe.

Visitors to this Belgium graveyard are greeted by the grieving stone parents of the young men lost to war.

Historic medieval fortified city in southwest France.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

Over 3km of caverns and caves at the Switzerland-France border contain the largest underground river in Central Europe.

Pop culture has helped to keep this iconic British building from being destroyed.

This life-size replica of the Statue of Liberty's flame is also a tribute to Princess Diana by default.

This bridge was constructed from the rubble of the infamous Bastille.

A castle-like sea fort from the 17th century is now a museum to oyster farming.

This surreal statue brings a famous French novel about a supernatural cad to arresting life.

This collection of lurid religious statues tell the tales of a saint who stood down the devil.