Millions of dollars worth of sculpture decorate this Iowa city center.

This quirky roadside attraction provides insight into Minnesota's logging history.

This picturesque cliffside beacon no longer calls to sailors but shines once a year in honor of a famous shipwreck.

Half of a waterfall goes into the river while the other half seems to disappear.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

Ever wanted to can Spam?

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

This center tells the story of one of the most famous battles in Irish history.

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

Dublin's most modern, visually spectacular bridge is modeled after Ireland's national emblem.

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

The modern birthplace of Irish freedom.

This is the largest cemetery in Ireland and the first cemetery museum in the world.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

A sweet symbol marks the place where torturous executions were once carried out.

This obscure walkway links Edinburgh’s Old Town with one of the city's prime vantage points.

This 16th-century close preserves an unusual piece of Edinburgh's transportation history.

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

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

This charming English house was once the home of England's most famous poet.

This 17th-century pub once had a hole in its wall so the neighboring blacksmith could easily access beer.

This memorial depicts the unlikely team that won England the Sir Thomas Lipton Trophy.

A monument with a strange legend involving a horse's tongue.

Hundreds of years ago, this lion-shaped door knocker could help a person accused of a crime find temporary safe haven in Durham Cathedral.