Stoholm, Denmark
Mønsted Kalkgruber
Nearly 40 miles and 1,000 years of limestone mines under Denmark.
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Stoholm, Denmark
Nearly 40 miles and 1,000 years of limestone mines under Denmark.
Allinge, Denmark
Once a granite mine, this beautiful lake is the perfect place to cliff jump and zipline in Denmark
Sakskobing, Denmark
It might look like just a pile of sticks—because it is. But there's a dark history to how this stack got its start.
Vejle, Denmark
When this Iron Age bog body was discovered in 1835, it was thought that she had died recently.
Aarhus, Denmark
A public display of random paleontology.
Ringkøbing, Denmark
Remnants of the Nazis' occupation of Denmark linger along the sand.
Skørping, Denmark
An old limestone mine transformed into a beautiful and unusual sculpture museum.
Højbjerg, Denmark
Preserved "bog person" that is over 2,000 years old.
Skagen, Denmark
The northernmost point in Denmark is a turbulent sandbar created by two clashing seas.
Løkken, Denmark
An abandoned lighthouse awaits its destiny: being buried under shifting sand.
Norresundby, Denmark
This Danish rock field is actually a sprawling ancient cemetery holding the bodies of 700 Vikings.
Silkeborg, Denmark
Iron Age "bog person" preserved for over 2,300 years.
Copenhagen, Denmark
Museum on earth sciences featuring a recreation of a famous curiosity cabinet.
Hobro, Denmark
A walkable map of the world, made from soil and stone by one man.
Nykøbing Falster, Denmark
This secret collection of the strange and occult was rediscovered in a forgotten room of an old house.
Copenhagen, Denmark
Danish tourist destination well known for open stalls where vendors sell marijuana on the street.
Frederiksberg, Denmark
A 19th-century subterranean reservoir repurposed as a contemporary art cave.
Salzburg, Austria
The medieval network of canals hidden underneath the city is opened to explorers each year.
Salzburg, Austria
Mozart's skull may be held in this collection, but definitive proof continues to elude scientists.
Saint-Laurent-du-Maroni, French Guiana
Over 70,000 prisoners were “transported” to a brutal life of forced labor in this French penal colony.
Kourou, French Guiana
Europe’s only spaceport is in South America.
French Guiana
An abandoned colonial French prison notorious for its hellish conditions.
New York, New York
Church in Manhattan holds the bloody sock of Padre Pio, among with many other unusual relics.
Brooklyn, New York
This otherwise innocuous bodega was once the headquarters of the most feared assassin's guild in American history.