An exceptional engineering feat that facilitates the migration of salmon upstream during their breeding season.

This impressive coastal fortress was destroyed before it was finished.

A statue commemorating the perilous journey made by the monks who delivered the body of St. Cuthbert.

A moss-covered statue of a Japanese Buddhist deity stands at a quiet temple in downtown Osaka.

An LED art installation composed of 600 poles wrapped in kimono fabric.

A warning against "the demon drink" adorns the northwest entrance of Glasgow Green.

The Bloemen Route, or “Flower Route”, stretches 25 miles through prime Dutch tulip country as a result of “tulip mania,” the world’s first economic bubble.

Peace Park and the Atomic Bomb Dome.

A plaque marks the site directly below the mid-air detonation of the atomic bomb over Hiroshima.

This Kyoto Starbucks takes coffee drinkers back in time.

This Japanese national treasure was originally built in 593.

The 10,000 Torii shrine.

If Hello Kitty were Mickey Mouse, this would be Disneyland.

It appears as if a man is standing behind this giant airport clock, painting the hands in real time.

The charming collection illustrates life in Lincolnshire in the 18th through 20th centuries.

The oldest of the three remaining bridges in England with buildings on top of them.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

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

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

These gigantic skeletons tower over visitors and provide insight into the creatures that once ruled over Ireland.

The 19th-century pharmacy (now a used bookstore) was featured in James Joyce’s "Ulysses," and has changed very little to this day.

The somber sculptures commemorating Irish Famine on the river Liffey in Dublin.

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

These enormous, stern-faced statues greet visitors with lanterns, and sometimes costumes.