Three connected pink triangles memorialize persecuted gays and lesbians throughout history.

An ancient passage filled with stalls selling used books, once frequented by Vincent Van Gogh.

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

The hands on this clock appear to be created by two workers sweeping debris into careful positions.

The world's first transgenic bovine has been preserved at the museum where he spent his final years—though his old stable is now a cafe.

Only a few walls remain of the last church the Pilgrims used before they sailed to North America.

This Dutch windmill has its roots in an American invention.

A retail shop has preserved the 17th-century food cellar from the old building it now occupies.

Unknown to many, this is where items not displayed in a Dutch history of science museum are held.

Most complete collection of Gymnosperms in the world.

A tiny house showcases the busy life of a local gnome.

Portraits of musicians line Oude Binnenweg, the jazziest street in the city.

The tallest mountain in mainland Netherlands isn't actually very tall.

An unassuming rod in the Netherlands was once the old standard unit of length for the entire Dutch empire.

Watch the local Netherlands birds from inside this giant eco-egg.

A line number in Amsterdam that will likely never be used again due to its tragic history.

This 11th-century castle sits so low you can't see it behind the surrounding buildings.

One of the largest burial mounds in the Netherlands and Belgium.

A strangely curved lamppost stands tall over this avenue in Rotterdam.

A massive stone fox oversees a Rotterdam elementary school crosswalk.

This museum is filled with an eclectic collection of unique inventions.

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.

A lecture hall sink once used by Einstein and other noted physicists is now regarded as a strange science relic.