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

An ingenious Dutch land art project uses grass ridges to cut airport noise pollution in half.

A giant floating rubber duck-bunny painted with a different design every year.

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.

Yup, that's a 330-foot yacht passing over the highway.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

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

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

Take a stroll through the hellish grotesques of Hieronymus Bosch in this elaborate Netherlands church.

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

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

This bird-loving brewery is situated in an old municipal bathhouse, nestled beside a 300-year-old windmill.

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

A rooftop restaurant hides in plain sight atop Vienna's Palace of Justice.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

Austin’s nonprofit-run graffiti park where street art is meant to be painted over.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Scale replica of China's ancient terracotta tomb warriors and Forbidden City are the side project of an eccentric millionaire.

A decaying concrete oil tanker served as a disposal location for bootleg hootch.

A historic, century-old house plopped along the perimeter of Houston's ballpark.

Artist James Turrell's ode to dawn and dusk on the campus of Rice University.

This seaworthy collection was sparked by one man's passion for sailing.

Giant heads occasionally litter the industrial Houston neighborhood where sculptor David Adickes has his studio.