Some 80,000 Delft Blue tiles line the inside of this Amsterdam walkway.

The last of Amsterdam's original sea level markers remaining in place.

Famed for its pie, this eatery has a hidden tunnel that allowed Catholics to secretly walk to church during the Reformation.

The attic of a four-century-old canal house hides a clandestine church.

Widely advertised as Amsterdam’s narrowest street, this passage was once a highlight of the Red Light District before its windows closed.

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

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

Amsterdam's former hotspot for public executions and dissections.

These public toilets also provide entertainment for visitors to Amsterdam’s Red Light District.

One of Amsterdam's narrowest houses is located right across the canal from its widest.

A wonderland of oil paintings by a self-taught artist who collaborates with Imagine Dragons—hidden in a 17th-century building near the Rembrandt House.

The former headquarters of history's oldest megacorporation.

Europe's official "zero-level," the equator of elevation.

A public urinal so pretty, it was declared a national monument.

The facade of this bank has changed little over the centuries, including its unique welcome sign.

A pillar is all that remains of a church built to honor a peculiar miracle.

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

A unique work of automotive art calls this shopping center home.

Museum preserving torture methods from the past.

The smallest bar in Amsterdam has stayed in the family since 1798.

A hidden church in a hidden courtyard tells the story of the Miracle of Amsterdam.

In the days before house numbers, these colorful signs held clues about various buildings' purposes.

Above the heads of passersby stands a small statue commemorating soldiers from the Boer War.

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