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

Mosaics created from 11 million cigar bands.

Rotterdammers' dirty minds gave this santa a dirty nickname and cursed it to a life of wandering.

An early 19th-century English style garden hidden in the Rotterdam cityscape.

Made of 41,900 pieces of mosaic, it took two years to piece together this giant egg.

This charming pup is meant to celebrate the youth and stubbornness of the city's students.

In the Netherlands, one of the world's largest private car collections can be found.

Old ships and machinery fill a historic harbor in the city that's home to Europe's largest port.

This unique bridge physically lifts a piece of the road into the air to let boats pass by.

This enormous storm barrier is one of the largest moving structures on Earth, with each arm taller than the Washington Monument.

This former hydraulic laboratory is now a woodland dotted with old engineering models.

The works of poetry's biggest names grace the walls of the city of Leiden, all carefully painted by hand.

Hop aboard a charming bog train to explore this rare open-air museum of peat.

Atop this former dutch railway office sits an interstellar work of art.

This functional solar system model was inspired by the famous Eisinga Planetarium.

A modern reimagining of a medieval city gate.

The place where houses are born.

Science meets wall art to highlight the beauty of famous mathematical equations.

This Dutch art piece became a Russian icon.

This towering church is home to a world-famous organ and a treasure trove of medieval art.

'The Letters of Utrecht' lays out a ribbon of poetry one letter at a time, with no final verse in sight.

The largest 19th century panorama in the world still in-situ.

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

Remarkably preserved body discovered in a peat bog.