This 1920s Dutch barge is now a floating bookstore.

This medieval castle is filled with an eccentric collection that ranges from ancient Egyptian artifacts to taxidermy to a mummified hand that was cut off during a duel.

A magnificent Victorian garden that brings the charm and style of old-time aristocracy to the 21st century public.

One of the oldest bridges in Norwich was used during the English witch trials and is said to be haunted.

Does being buried standing up help you get into heaven faster?

A 16th-century footpath said to be haunted by a young girl that died trapped within its misshapen old house.

This imprint of an old computer keyboard has a unique backstory.

An extraordinary library and archive dedicated to the history of the Arctic and Antarctic poles.

A treasure trove of astronomical, mathematical, and scientific instruments at Cambridge University.

People in Poland have rallied to save this unnatural desert from being reclaimed by the forest.

A statue commemorating a Polish dog who took his role as man's best friend very seriously.

A monument to Poland's famous alleged UFO abduction case.

One of only two places in the world where two rivers cross each other without the waters mixing.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

One of the most iconic neon ads of former East Germany.

This unique railroad museum secretly contains the history of Poland rebuilding itself from the inside-out.

Deep in a Polish forest, this collection of Iron Age megaliths still holds onto many of its ancient secrets.

An abandoned football stadium with a tragic past.

The site where a plot to assassinate Hitler was planned—and its conspirators were executed—is now a powerful memorial to the German resistance during World War II.

A six-story, asymmetrical tower filled to the brim with scientific experiments.

This spectrum of a star was observed by one of the world's most accurate spectrographs. 

One of the largest amphitheaters in Europe is a former Nazi gathering place that still stands today.

This tower in a small Polish village uses the power of a sacred bell to ward off mischievous weather spirits.

This picturesque castle in Poland has a rich history, including a legend that ties it to lost Incan treasures.