A rare example of World War I trenches from the British front.

The world's largest bicycle shelter can hold more than 12,500 two-wheelers.

Amsterdam's narrowest house facade is a monument to 17th-century tax evasion.

People have been placing babies on these lilies for photoshoots since the Victorian era.

This public library and its impressive collection of academic books have not changed since the 17th century.

This historic Dutch newspaper building is covered with media-themed details—and one unrelated oddity.

Scale model of St. Peter's Cathedral (Rome) in the middle of a small Dutch town.

An ancient Egyptian temple sits within a modern European museum.

Built by crowdsourcing, this wooden foot bridge saved a part of Rotterdam that was languishing in wait of city funding.

Debatably clever, or just plain honest hotel advertised as "The Worst Hotel in the World."

Two gravestones clasp hands over the religious divide.

A rare tour of an aristocrat's private home reveals valuable 17th-century paintings from artists like Rembrandt.

An overgrown and largely forgotten cemetery lies hidden within the outskirts of Amsterdam.

The former home of a mad diplomat is said to still be marked in bloody, arcane scrawls.

Crouch down, stretch tall, and be sure to flail your legs to pay homage to the Monty Python classic.

The world's oldest Jewish library was founded by Sephardic Jews in 17th century Amsterdam.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

Take a walk in a recreation of ancient Rome.

This ancient oak tree plays matchmaker for singles willing to branch out from the usual dating scene.

This peculiar museum offers hands-on interaction with seemingly intangible principles of mathematics.

A fascinating little museum dedicated to the thousands of chemical substances concealed in our food.

Go surfing on this urban wave, "hacked" by local surfers.

In 1830, cemetery workers in Cham unearthed a chamber housing thousands of skeletal remains from the 13th century, which can still be viewed today.

The oldest Jewish cemetery in Europe survived Hitler's Germany.