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.

The largest greenhouse in the world is home to over one million types of plants.

Eighty million natural history specimens call this gargantuan museum home.

Hear the quietest sound from across the dome.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

An unusual round church in London with a Templar past.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

Famously misunderstood wonder of the ancient world

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

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

It was once the longest continuously running cinema in the United Kingdom.

A picturesque garden with a surprising past.

This open-air heritage museum illuminates centuries of historic English life from a West Sussex village.

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

This amazingly well-preserved villa just outside Pompeii boasts rare examples of ancient Roman paintings.

This bustling Italian plaza is built on the ruins of an ancient Roman amphitheater.

A petite white lighthouse perched on the ancient core of Stromboli Volcano.

Where Venice's gondolas go for a tune-up.

A volcanic old faithful, Stromboli has been erupting continuously for the last 2000 years.

These medieval skyscrapers dominate the skyline of this small Tuscan town.

Italian cave with exceptional acoustics and an unsavory history.

Ancient snack bar of the Roman Empire re-opened.