The largest offshore wind farm in the world would be even bigger if it weren't for some pesky birds.

A 1,100-ton train fell through the floor in 1953. Workers got it patched up in just 72 hours.

Now in ruins, this castle stood for centuries and saw a number of gruesome events.

This modern labyrinth lies in the shadow of a ruined medieval castle.

The extra platform at Gloucester Road has been used for art displays for over 25 years.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

A succession of eerily contemplative iron figures lead from a Scottish museum to the sea.

A beautiful Greco-Roman structure houses a well once believed to have healing powers.

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

A former telephone box found new life as a photo booth and charity fundraiser.

Scotland's first Masonic lodge may also be the oldest in the world.

Giant, friendly pelicans in Central London, the most unlikely of places.

The lab where the scientist made his groundbreaking discoveries is preserved on the basement floor of the Faraday Museum.

Bronze sculpture celebrating the relationship between Churchill and Roosevelt.

A tree planted by Marie Curie is treasured by the Radium institute that she set up.

This enormous 32-foot painting depicts Poland's greatest medieval battle in glorious detail.

One of the world's largest collections of medieval religious art.

After the famous composer died in Paris, his sister snuck his heart out of the country to honor his wish that it be buried in their native country.

Hundreds of notes give thanks to the patron saint of lost causes.

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

At night, this memorial illuminates a ghostly outline of a footbridge that connected two sections of the Warsaw Ghetto.

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.

An artificial date palm stands as a memorial to Warsaw's Jewish community.