America's original house of worship for Spiritualism, the religious movement based on communing with the dead.

This historic World War II ship is one of only 4 Fletcher-class destroyers remaining worldwide.

This twisty sign depicts the chain's first logo.

Performers, intricate sets, and a real speakeasy tell the story of the 18th Amendment.

Two flush headstones mark the only known graves to be embedded in an airport runway.

The first public building in Savannah to offer air conditioning was a luxurious cinema that still operates today.

An early-19th-century hotel with a past that is steeped in the Civil War.

The 10th-tallest pyramid in the world, this former sports arena is now home to a massive Bass Pro Shops store.

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

A mysterious plaque to the even more mysterious "Fr. Pat Noise," killed in "suspicious circumstances."

The modern birthplace of Irish freedom.

An 80-year-old plane tree is devouring an iron bench at Ireland's oldest law school.

The burial place of 14 of the executed leaders of the Easter Rising.

Though they've since been renamed, these two streets hint at Dublin's darker days.

This 18th-century fort surrounded by a moat was used to store gun powder and ammunition, and now sits in the middle of a large park in Dublin.

Ruins battered by centuries of war and disaster offer a wondrous glimpse of medieval Ireland.

The remains of a majestic house that was once stood in the crosshairs of the Irish Republican Army.

Despite the name, this 16th-century structure in Galway wasn't built by the Spanish.

Originally built to monitor fishing, this Victorian tower now educates visitors about the local salmon industry.

An unusual manor of stunning beauty, born out of a crippling disease.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

The eerie remains of one of Ireland's oldest castles, said to be haunted by the ghost of a woman who brings ill fate.

This floating garden in the sky is straight out of a fairy tale, but the real thing is nothing short of magical.

A stunning medieval castle owned and restored by the famed actor Jeremy Irons.