Architectural Oddities in Belgium

A 600-year-old elm tree with a built-in seat and thatched roof.

Nicolas Schöffer's massive interactive sculpture was assembled in 1961 and brought back online in 2016.

This bike path was sunk below water level for maximum wonder.

A fantastical bed and breakfast with magically unique rooms.

The compass on its front was a handy tool for 17th-century merchants who needed to know the direction of the wind.

The patron of this extravagant Art Nouveau confection insisted that nothing less than a boat should project from its facade.

The highest point in Belgium is a staircase to nowhere.

The "stairway to heaven" lookout tower was built to resist weather, arson, and the laws of physics.

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

This Greek temple, open only an hour a day, was the site of a war of tastes between an architect and an artist.

An undulating wicker beast looms peacefully atop a sand dune in Belgium.

This ghost town in Belgium will lose its street art when it ceases to exist.

Lavish royal estate punctuated with heated greenhouses.

Sculpture designed by Turkish artist and professor Mehmet Ali Uysal.

A taxus-tree to which Julius Caesar reputedly tied his horse.

Climb inside an iron crystal magnified 165 billion times its normal size.