Statue commemorating the use of ether in anesthesia.

MIT students continue the legacy of beloved professor "Doc" Edgerton through learning by doing.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The celebrated eyesore created by starry-eyed sweethearts.

Giant, friendly pelicans in Central London, the most unlikely of places.

Protecting the dead from opportunistic body snatchers.

The final resting place of soldiers' loyal canine companions.

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

The most loyal of little dogs, or a Victorian era publicity stunt?

The tomb of one of Scotland's bloody historic villains is a magnet for bumbling desecrators.

Op-art architecture designed for happiness.

Baroque celebration of the end of the Great Plague of Vienna.

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

The modern birthplace of Irish freedom.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.

A devastating booze inferno poured through the streets, claiming several victims who drank it.

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

This strange bovine gargoyle is said to have been put in as a passive aggressive form of revenge.

This bronze boar's snout has been rubbed to a golden sheen by visitors seeking good fortune.

The famous sculptor left his mark on this Italian wall in an internationally protected example of street art.

The largest bell in the world has been swinging high above a Cologne cathedral for almost a century.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Cold war icon and onetime "hole" in the iron curtain.

The bunker where Hitler took his own life is hidden under this deliberately ordinary parking lot.