The metal leaves on this tree are engraved with the names of Holocaust victims.

Once home to a Scottish baronet, this 18th-century historic house doubles as a legendary art space.

A rare memorial paying homage to an altruistic woman from the 19th-century.

A recreation of pop art pioneer Eduardo Luigi Paolozzi's London studio.

This former peat factory was transformed into an observatory before being abandoned once again.

For decades, these ships have been lying in rust awaiting a final decision on their fate.

This makeshift concrete bunker is an unusual reminder of the Cold War.

This lonely rock along a gravel road outside of the southern Swedish village of Eksjö reminds us of a dark chapter in Swedish post-war history.

One of Edinburgh's most popular works of street art is located well off the beaten path.

One of the most photographed locations in the entire city.

One room inside this building mesmerizes all with its parabolic dome.

The 19th-century home of Count and Countess von Hallwyl is now a museum.

A plaque bearing the names of those who dedicated themselves to protecting Budapest's Jewish population during World War II.

This small museum nestled inside a souvenir shop is dedicated to Sweden's most well-known toy.

Around 9,000 ties call this museum home.

An art installation composed of items left behind by beachgoers.

Believed to be the first museum dedicated to the films in the world.

This painting of a beloved dog will be on display at the Scottish National Gallery at long as the museum exists.

Small museum dedicated to the founder of electromagnetic theory.

This picturesque view of the Scottish Borders was beloved by Sir Walter Scott.

It's said that at this location, a Scottish poet met the Queen of the Fairies.

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.

Formerly abandoned underground complex to keep royals safe from a nuclear war that never came.