These natural cliffs look like they are a part of an old castle complex.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

The metal leaves on this tree are engraved with the names of Holocaust victims.

This statue of the famed author, actor, and journalist is made entirely of screw-nuts.

Dedicated to a brave pooch who fought a tiger to save a young child.

The holes in this wall provide a glimpse into Jewish life in Budapest, both past and present.

A triumphant marble and bronze fountain depicting a 15th-century Hungarian king and his hunting party.

One of the most photographed locations in the entire city.

At more than 5,000 years old, these structures are among the oldest free-standing stone buildings in the world.

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

The world's largest bicycle shelter can hold more than 12,500 two-wheelers.

An art installation memorializing a tram stop, which became a tram stop.

Four giant movable street lights decorate this modern Rotterdam square.

The Netherlands' first car tunnel has an unusually rectangular shape.

A huge teapot illuminates a home for the elderly.

A set of seven houses, each built in a style that represents a European country.

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

A dramatic art installation features a BMW flying out of a building in Rotterdam.

The former headquarters of history's oldest megacorporation.

A statue of the second-tallest Dutchman in history.

This massive mural by famed pop-artist Keith Haring was hidden for almost 30 years until its 2018 rediscovery.

Tucked in the back of a flower shop, its collection details the fascinating history of the Netherlands's iconic symbol.

These slanted cubic abodes are a creative if odd solution to a zoning pickle.

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