This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

Nine centuries-old fortresses guard the walls of this medieval Romanian city.

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

This museum is dedicated to the little known ancient Roman history of Vienna.

Dine amidst exotic plants at this former royal greenhouse.

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

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

This ancient market is often referred to as the oldest shopping mall in the world.

Look up from the busy streets to discover how time is kept!

This iconic high-rise residential block was one of the last to be built in the Brutalist style.

This pub boasts a curious history and may have inspired a Dickens character.

This ancient Egyptian obelisk still bears the wounds of World War I.

A historic hill of tall tales, with one rather special tree.

A measuring mishap led to these artificial stone ladies losing their stomachs.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

Lovers proclaim their unbreakable bond by leaving their names on locks fastened onto the Shoreditch fence in East London.

The "lost friend” is the most famous of the six moai statues that were removed from Easter Island.

A naturally mummified 2,000-year-old man.

An small and easily overlooked archaeology museum chock full of Egyptian artifacts.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

The sixth of London's "Magnificent Seven" cemeteries, and a source of unlikely inspiration to Beatrix Potter.

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

Scattered throughout London are ancient remnants of the city's former bounding wall.