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

A modern reimagining of a medieval city gate.

A huge teapot illuminates a home for the elderly.

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

This gorgeous reading room houses the oldest and largest art history library in the Netherlands.

This vast collection of smoking pipes from across the world spans centuries.

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

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

A beautifully eclectic mix of architectural styles.

Museum preserving torture methods from the past.

The largest collection of handbags in the world, the oldest of which were used to carry Bibles, primarily by men.

An Amsterdam street lined with antique shops each one dedicated to a different obscure collection.

This unattributed sculpture in Amsterdam is hiding in plain sight.

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

An extraordinary mechanical calculator designed by the mathematician and philosopher Gottfried Leibniz.

A wunderkammer of exoticism immortalized by Tom Waits.

Once the tallest building in the world, this abandoned church is now a monument to the destruction of WWII.

Executed in 1401, Exhumed in 1878, Stolen in 2010.

Remnants of an exploded schooner and wrecked submarines form a breakwater.

This wooden hotel is a temple to German sustainability and forest conservation.

In legend, this ancient dolmen was said to have been created when a troll tried to destroy a church.

This Danish rock field is actually a sprawling ancient cemetery holding the bodies of 700 Vikings.

18th century opera in its original splendor.

This restaurant gives a new meaning to farm-to-table cuisine.