This nine-story building can be played like an instrument.

The only recreation of William Shakespeare's indoor playhouse.

A former mental hospital founded in the 1930s by a eugenicist who advocated for the forced sterilization of patients.

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

An overlooked memorial honoring the local Washington residents who died in World War I.

Look closely and you’ll notice that the color changes a third of the way up the tower.

A spectacular tribute to statesman and philanthropist Andrew Mellon.

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

It was once nicknamed "the most bombed hotel in Europe."

The statue honors a beloved bird that once roamed St. George's Market.

The last Victorian market in Belfast.

The only monument to name all of the passengers and crew who died on the RMS Titanic.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

The alley connecting two of country music’s most historic venues has a rich history of its own.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

This half-ton piece of the Alps sits at the base of the CN Tower.

The giant birds honor two native North American species.

This whimsical fountain pays tribute to Toronto's four-legged friends.

This small monument marks the divide between the Atlantic and Indian Oceans at the southernmost tip of Africa.

This African beach is home to thousands of rare mainland penguins that are known for their annoying voice.

Despite many attempts to finish this overpass, it has been abandoned since the 1970s.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.