Kings Cross Station pays tribute to its role in Britain's best-selling book series.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

The curios of pharmacist and collector Henry Wellcome.

This modest plaza in Moneygall, Ireland has cashed in on its distant connection to the U.S. president.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.

A fascinating insight into daily life in the Eastern Bloc.

From toys to kettles to scientific instruments, this German museum celebrates the beauty of 20th century design.

A museum dedicated to the history of a terrifying secret police is now held in their former headquarters.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

Thousands of well-dressed mummies below a monastery.

Ruined 11th century abbey built by King David I in Edinburgh, Scotland.

A statue in the heart of Edinburgh honors a bear that served in the Polish military during World War II.

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

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

This 17th-century street hidden beneath Edinburgh was once a breeding ground for the black death.

360° views of the city plus five floors of optical illusions and hands-on science.

Sniff the Titan Arum's rotting flesh.

A museum in England’s Lake District dedicated to the trusty pencil wants you to know the story of their World War II spy pencils.

A beautifully well-preserved ancient Roman villa.

A museum dedicated to exhibiting remarkable outsider art.