The chaotic studio of one of the 20th century's most important artists has been preserved down to the dust.

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

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

"Not too many people can say they've had a nuclear bomb dropped on them, not too many would want to." — Walter Gregg.

A memorial to the first person killed by a motor vehicle in the Western Hemisphere.

This ancient octopus-like tree was saved from destruction thanks to shady reporting.

A six-ton wedding present for the King of the Scots.

The final resting place of soldiers' loyal canine companions.

The fountain marks the area where hundreds of accused witches were burned at the stake.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

A church that bred legends, and served as an inspiration for the Da Vinci Code.

A museum dedicated to exhibiting remarkable outsider art.

The trials and tribulations of marking Poe's grave.

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

A portal into the bricked up canal that runs through the heart of Washington D.C.

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

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

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

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Go take a picture with the inventor of the daguerreotype photographic process.

A traveling postal dog covered 48 states and more than 140,000 miles, and he lives on as taxidermy, patched up with a rabbit's foot and a pig's ear.

It was once the base for a series of domestic terror attacks.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.