The Scottish Reformation leader's grave was paved over and is now a parking lot.

Glasgow's memorial to the International Brigade volunteers from Great Britain who fought and died in the Spanish Civil War.

A serene public space nestled within the remains of Glasgow’s Victorian maternity hospital

This hidden collection of everyday objects illustrates life within communist Poland.

The final resting place of more than 200,000 people, this is one of the largest cemeteries in Europe.

The giant statue and its model solar system honor the native Pole who declared that the Earth revolves around the Sun.

A bronze replica of an elm tree that honors the victims that perished in Pawaik Prison.

Legend says this is actually a heartbroken prince waiting for his true love's kiss.

A tribute to the Polish insurgents who fought in the failed attempt to end their city's Nazi occupation.

This colorful and quirky set of pegasus sculptures celebrate the works of poet Zbigniew Herbert.

A statue honors the children who fought Nazis in Poland.

The Polish capital has had a deep connection to its guardian mermaid for almost a millennium now.

This biographical museum honors the groundbreaking scientist at her birthplace in Warsaw.

Remnants of the 16th-century defensive wall still stand unassumingly within Edinburgh.

The most loyal of little dogs, or a Victorian era publicity stunt?

This incredible viaduct was part of the Victorian railway boom and helped the Midland Railway navigate tough terrain.

These legendary stone steps were once used to haul coffins up the rockface.

19th century museum with an eclectic mix of curiosities, from Egyptian artifacts to items on archery history to the skull of the world's oldest horse.

Dating back almost 400 years, the oldest public collection library in the United Kingdom was once the study hall of Karl Marx.

Be on the lookout for the symbolic insect all over the city.

Locals spent years successfully fighting to save this beloved Brutalist behemoth from demolition.

A harrowing sculpture commemorates the four people shot down during the workers strike of 1842.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

Charles Dickens described the concert room in this amazing Victorian hall as "the most perfect room in the world."