The burial place of an obscure North African saint was turned into a macabre body preservation factory for the 17th-century Neapolitan elite.

A saintly relic hidden in a Prague church basement.

A set of 13th and 14th century standardized bread measures.

The final resting place of the poets Shelley and Keats.

Architectural monsters are devouring this palace's every door and window.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

A haunting medieval cloister that once served as the friars’ burial ground.

The famed crossbow of Switzerland's folk hero now adorns a restaurant wall

Einstein's old locker at ETH is now a tiny museum

Study the Alien etchings in this fountain while you refill your water bottle.

This scenic spot is known as the birthplace of Switzerland.

This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

This modest lottery shop draws hopefuls all year long, but come Christmas season, lines wrap around the block.

Gustave Eiffel's masterpiece until the Eiffel Tower was built.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

An eighteenth-century fantasy where monkeys, dragons, and Chinese courtiers emerge from walls made entirely of porcelain.

An ancient burial ground believed to have been used for ritual sacrifice.

A little sculpture with a large wardrobe.

An underground city of salt.

Real bones which are said to have belonged to a Polish dragon.

Legend says this is actually a heartbroken prince waiting for his true love's kiss.

This biographical museum honors the groundbreaking scientist at her birthplace in Warsaw.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.