Residing along a busy thoroughfare, this sculpture urges passersby to consider the future.

The largest mosque in Germany.

A poignant mural honors the heroic teenage non-conformists who took on the Nazis and paid the ultimate price.

A small alleyway with an unusual moniker.

This ornate English estates "Prodigy House" still bears the cannonball marks of civil war.

A hidden gem in the middle of the city's infamous Jewelry Quarter.

The fierce beast perches atop a pedestal marking where the historic City of London gates once stood.

One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.

Dictionary Johnson’s favorite feline.

The taxidermied remains of a once-great parrot.

Buried for centuries, this hidden cellar is all that remains of London's medieval Whitefriars Monastery.

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

Home to the most complete dodo remains known - one head, and one foot.

One of Europe's oldest libraries.

Once one of the largest rooms full of books in the world, this bookstore basement is still a treat for bibliophiles.

An extraordinary collection of scientific instruments - and Einstein's chalkboard - inside the world's oldest purpose built museum building.

The spot where three Protestant clergymen were burned at the stake during the reign of "Bloody Mary."

The lantern carried by the infamous Guy Fawkes when he was arrested while attempting to blow the houses of Parliament and the King of England to smithereens

Used as an example in one of the first dictionary entries for "museum" in 1706.

One of Oxford's greatest treasures likely belonged to England's legendary King Alfred the Great.

A cruise ship retraces the the route of the doomed RMS Titanic, 100 years later.

A half-mile-long stretch of medieval forts built after a devastating pirate attack persists amid the modern port city.

Now a memorial to merchant sailors and Titanic victims, this medieval church was destroyed by bombing raids in 1940.

This 700-year-old storehouse was a POW jail, aviation workshop, and Titanic memorial before becoming a brewpub.