Elaborate tile work in this railway station tells the story of Portugal.

A hidden three-foot-wide house separates these two regal churches.

This restored Portuguese cafe may well be the most beautiful place in the world to grab a Big Mac.

One of the most beautiful bookstores in the world hides a neo-Gothic interior behind an art nouveau facade.

The commemorative stone column conceals a secret laboratory.

Its collection includes a broad array of social, geographic, graphic design, and political history.

The beloved beast's taxidermy remains sit in the Natural History Museum's cafe.

A private selection of curiosities, carefully curated by a young Brighton local.

To literally keep their waste out of their own backyards, the citizens of this English city built an impressive sewer system that is still in use today.

The rotting skeleton of a shoreside fun fair that was destroyed by fire and storms still haunts the Brighton ocean view.

Regency-era excess on the English Coast.

A 16th-century footpath said to be haunted by a young girl that died trapped within its misshapen old house.

This landmark Victorian folly rewards visitors with spectacular views over the Peak District.

Edinburgh's oldest statue hides within a parking lot behind the city's iconic cathedral.

An architectural oddity hides in plain sight on this iconic London bridge.

Legend says these colorful, invasive residents are the descendants of birds released by Jimi Hendrix.

The medieval woodcut-style artwork chronicles life in medieval London.

Vibrant street art created with mixed media.

Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

This house's itty bitty size means no humans allowed.

After years of slow decline, a derelict Gothic castle is now being restored to life.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

A historic Georgian building and warm springs.