Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

A series of three shiny letters mark the boundary of an old refuge for those being pursued by debt collectors.

Thousand-year-old Viking runes adorn an ancient Greek lion at the entrance to the Venetian Arsenal.

The first memorial dedicated solely to the Black troops who fought for the Union.

This stack of stones honors a murdered 18th-century woman.

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

This city square dates back to the Scottish Enlightenment and was home to some of Scotland's brightest minds.

This iconic 1958 tower welcomes air travelers to Tucson with neon-lit letters and architectural style.

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

A wealth of pop culture statuary and green chile dishes give this roadside restaurant clout.

This mundane post marks the old location of the city's main postal hub.

This intriguing Bronze Age artifact spent centuries hidden within a Welsh faerie hill.

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

A gruesome and mysterious ancient sculpture of a pagan deity from the Roman occupation of Celtic Britain.

The fifth-longest natural arch in the world, and the longest outside China.

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

The world-record holder for the longest bridge stretching continuously over water.

Here be dragons.

Creating this diorama spurred naturalist Carl Akeley to begin advocating to protect the apes.

From here, the loch appears to take the shape of mainland Scotland.

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

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

This taxidermy scene brings the struggle for survival in the Indian jungle to a quiet corner of a Manhattan museum.