England's most famous front door has an accidental doppelganger.

A living memorial to the trees London lost during the Great Storm of 1987.

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

Outside of one of Britain's most renowned social clubs, a step installed specifically for the Duke.

The final resting place of a German diplomat's beloved companion.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

London's smallest police station is barely the size of a phone booth.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

Rare moles meet activism at this Oaxacan eatery.

Take in a rare, face-to-face glimpse of Lady Liberty at this tucked away Red Hook park.

Come for the pastrami, stay for the million-dollar art.

Spinning silently in the lobby of an Art Deco masterwork is a massive vintage model of the Earth.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

The world's largest wooden structure.

Some of the saint's blood and bones are said to reside in Dublin.

This supermarket offers shoppers a window into the past alongside their groceries.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

A guitar mounted on a wall in Temple Bar honors the Irish musician.

This neon landmark has been posing this deadpan question to follicly-challenged Dubliners for over 50 years.

A statue in the center of Dublin dedicated to one of their favorite sons of rock & roll.

A mysterious plaque to the even more mysterious "Fr. Pat Noise," killed in "suspicious circumstances."

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

Single runway interrupted by a busy road that cuts across its middle.