The ship built to ferry passengers and goods to the doomed Titanic is now the last remaining White Star Line vessel.

An enigmatic monument to the Irish revolutionary who plotted an uprising against British rule.

An ancient neolithic tomb that only sees the sun twice a year.

The comedy and tragedy of Oscar Wilde is preserved in a Dublin park, captured in a sculpture of colorful stone.

One of Ireland's most infamous prisons for rebels including men, women and children.

A museum that cashes in on its infamous little people while teaching you a thing or two about the Irish fey.

The ancient tomb acts as a calendar that keeps perfect time.

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

This road earned its macabre nickname after hundreds of Iraqi troops died along it in 1991.

Kuwait City's uniquely designed water towers look straight out of a retro sci-fi cityscape.

For nearly a year, General Ulysses S. Grant was based here during the American Civil War.

An innovative attempt to break a siege in the American Civil War still scars the earth today.

Step inside Lucy, the world's largest "elephant."

Alexander Hamilton’s creation caused quite a bit of controversy.

A legendary boxing venue and ring featured in Rocky V.

An Irish Memorial commemorating those who perished due to potato blight.

A daily replay of the experiment that proved the rotation of the Earth.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

This elaborate towering structure was once famed for its revolutionary height.

This little-known Revolutionary War fort is supposedly haunted by the ghosts of its past.

The first American department store, and home to the largest operating musical instrument in the world.

Yo, Adrian!

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.