Valkenburg, Netherlands
Kasteelruine Fluweelengrot
The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.
Places I want to go
Places on this traveler's wishlist.
Valkenburg, Netherlands
The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.
The Hague, Netherlands
Hidden within a Netherlands crater is a stone bed that lets those who lie in it see the sky as a curved surface.
Amsterdam, Netherlands
An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.
New York, New York
The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.
Chaudfontaine, Belgium
Sculpture designed by Turkish artist and professor Mehmet Ali Uysal.
Remouchamps, Belgium
Hiding the longest subterranean river known in the world.
Brussels, Belgium
The Devil’s own choice when he needs a drink in Brussels.
Borgloon, Belgium
Part modern art project, part traditional chapel, this see-through church is only substantial from the right angle.
Valenciennes, France
This is what trains will look like after the zombie apocalypse.
Binche, Belgium
The tiny Belgian town's ancient version of Mardi Gras involves eerie wax masks, sticks for warding off evil, and ostrich plume hats.
Queens, New York
The oldest Dutch colonial stone house in New York City is a hidden gem on the border of Brooklyn and Queens.
Queens, New York
One of the oldest Jewish cemeteries in the city, it is now overgrown with an urban forest.
Queens, New York
Two New York rooftops are home to the largest rooftop soil farms in the world.
Queens, New York
Piano-making empire filled with 200-year-old steam machines still churning out 1,000 instruments a year.
Queens, New York
A once crucial portion of the Long Island railroad still lays abandoned, waiting to be turned into an urban park.
Queens, New York
A hyper-luxurious, 12,000- square foot home might be buried beneath Queens, still waiting to protect you from nuclear missiles.
Bandar Seri Begawan, Brunei
1800 rooms of single-family residence in Brunei.
East Sussex, England
These stark white cliffs were spat up by the sea and are slowly being retaken by it.
Naours, France
A centuries-old complex of hand-dug stone chambers has sheltered locals in times of trouble.
Coussac-Bonneval, France
Legend has it this 11th-century castle was paid a visit from the devil.
Aubeterre-sur-Dronne, France
The largest underground church in Europe.
Fontenay-en-Parisis, France
The post-apocalyptic remnants of a bucolic town ruined by a plane crash.
Saint-Ouen, France
A charming flea market shop dedicated to retrofuturistic apparati.
Paris, France
This Paris art space celebrates the creativity and ingenuity that springs from abject poverty, especially in Africa.