Amsterdam's former hotspot for public executions and dissections.

The world's first interactive human body museum also serves as a chair for a giant orange man.

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

The ruins of this Dutch castle sit atop a labyrinth of once-secret tunnels and passageways, dating back over 900 years.

Seven mini rowhouses fill the gap between 54 and 70 Westerstraat.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

This impressive collection of rare books on ancient mysticism inspired author Dan Brown.

A beautiful maze marks where three countries meet.

Unchanged for centuries, this medieval library keeps its books in chains.

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

Inspired by "The Starry Night" this Dutch bike path turns into a glowing work of art each night.