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

Architecture lovers won’t stop touching the National Gallery's 19.5 degree marble prow.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

Washington's iconic carousel has a nice piece of Civil Rights history.

The "lovely red Vega" of the legendary record-settling pilot.

A nostalgic bibliographic gem.

The walls of the iconic dome are hollow and have a secret stairway.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

An 18th century wonder of the world, lost in WWII, re-created at the Catherine Palace.

Gargantuan home of Russian science.

One of the world's tallest statues is also one of its most hated.

World's largest bell sits on the grounds of the Kremlin in Moscow.

The tallest hotel in Europe.

Moscow's most popular cemetery includes the graves of numerous cosmonauts.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

This building holds the embalmed remains of the leader of the Bolshevik Revolution.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

The site of the notorious Camp Sumter Prison is now a peaceful memorial.

This 13-foot smiling peanut in Georgia helped Jimmy Carter win the 1976 presidential election.

A bizarre roadside attraction and the first instance of miniature golf in the world.

This monument is dedicated to Balto, the heroic Alaskan sled dog.

If it hadn't been caught in time, a flaw in the design of this Manhattan skyscraper could have led to its collapse.