These paved rills bring freshwater into Altstadt and could spell wedding bells for whoever stumbles into the waters.

The last bastion of Roman presence north of the Alps looms over a German town.

Walk or bike along a narrow strip of Belgium sandwiched by German territory.

A medieval gate once used as a prison and how home to a city museum.

The main residence of the Erskine family and the hereditary keeper of the nearby royal Stirling Castle.

The location of the Bridge of Death and the Gorge of Eternal Peril in "Monty Python and the Holy Grail."

This Scottish castle has witnessed clan rivalries, Jacobite uprisings, whisky smuggling, and more.

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

The world's shortest street was created by an awkwardly placed hotel.

This disused VLF radio station is no longer in service but the surrounding town still bears its name.

The largest airborne operation in history was launched to capture this bridge.

Where the sleeping monsters of Scotland's oil industry are left to rust.

A castle in the Scottish Highlands has been continuously inhabited since the 1300s.

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

The widest natural waterfall in Estonia is a sight to see in all seasons.

Historic medieval fortified city in southwest France.

Its town washed away centuries ago, this lonely tower by the sea tells the tale of a mermaid and a curse.

An alien church provides much needed silence in the midst of a Finland shopping center.

This insurance company building reminds customers that witches, bears, and gnomes are out there, best be insured.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

This ancient Irish tower could easily have stood in for Rapunzel's prison.

While most bridges allow roads to pass over water, this one allows water to pass over a road.

This obscure walkway links Edinburgh’s Old Town with one of the city's prime vantage points.

The tallest mountain in mainland Netherlands isn't actually very tall.