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

Rhode Island's tallest building bears a resemblance to the "Daily Planet" building and has been empty for more than five years.

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

A giant cat slowly prowls the parking lot of Zebulon's car dealerships.

Commemorating the spot where the famous scientist fed his pigeons.

The 28-foot granite map plots the locations of 40 theaters in New York City.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

Elevated freight railway turned wildly successful urban park.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

Live data is transmitted from the Atlantic coast to instantly recreate the ocean waves in this fountain at the NOAA headquarters.

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

The first memorial dedicated solely to the Black troops who fought for the Union.

This demon atop the Notre-Dame de Paris looks utterly bored.

The modern birthplace of Irish freedom.

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

These light, hollow rolls have been linked to Acadia National Park since the 1890s.

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

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

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

Experience what life was like in Ireland during the Viking and medieval ages.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

This taxidermy horse was a Civil War hero.

Every year, the colorful murals of Montreal get a complete makeover.