The final resting place of the poets Shelley and Keats.

Featuring the last fully walkable parapet walkway in Europe.

Machismo turned on its head: the lady's hand goes to the dude with the bigger brain.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

The walls and streets of the ancient city are peppered with penises.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

The house that took a plunge into the facade of a museum.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

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

Located right outside of Vienna, visitors can take in expansive views of an ethereal forest.

This coffee shop lies hidden beneath a historic church.

An architectural oddity hides in plain sight on this iconic London bridge.

This ornate Victorian marketplace was the setting for Diagon Alley and the Leaky Cauldron in the Harry Potter films.

Amsterdam's Red Light District leaves little to the imagination.

This bronze statue of Martin Luther King was placed in the park without permission.

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

This pirate-broadcasting-tower-turned-restaurant played a rebellious role in the history of Dutch television.

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

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

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

This cheese shop also houses a museum devoted to Dutch dairy.

This 22-floor tower's Skydeck offers panoramic views of Amsterdam.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

The small peaceful island off the Venice tourist circuit is where the city began more than 1,500 years ago.