Designed as a reminder of one of the darkest moments in Austrian history.

The first modernist church in Europe.

An ornate private entrance to the Vienna subway built specifically for the emperor.

Visiting this café is like visiting the Austrian grandma you wish you had.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

This remote highway took over 50 years to build.

This mural condenses 96 miles of one of Scotland's best-known trails into a unique art display.

This uniquely shaped rock formation is one of Scotland's most iconic mountains and gives spectacular views in all directions.

Home to one of the most popular teams in Scottish football history.

The largest terracotta fountain in the world, built to commemorate Britain’s Victorian achievements.

A remarkable feat of Victorian engineering across the Firth of Forth.

A mysterious, weather-beaten bus lies on the coast of Harris, enticing the curious to investigate.

Although it appears much older, this castle-like tower is actually a Georgian-era folly.

A bay of elaborate, historic toilets are held in high esteem at this Scottish dock.

The heart of a Scottish legend had a centuries-long journey before reaching its final resting place.

This Scottish manor house is a lush relic from the life of a literary great.

An impressive piece of infrastructure that seems outsized when considering it serves an island with a population of less than 300.

A failed infrastructure project now owns this unique moniker.

FIFA deemed this isolated field one of the most remarkable places to play the sport.

The rusting remnants of a flying boat lie scattered near the site of its fatal crash.

The 5,000-year-old megalith is believed to be Scotland's tallest standing stone.

A red-brick beacon stands against the tempestuous Atlantic, on the windiest site in the United Kingdom.