This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

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

The most visited, and possibly most controversial, museum in Germany.

A statue honors the children who fought Nazis in Poland.

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

Home to the most complete dodo remains known - one head, and one foot.

Sometimes an island, sometimes a rocky outcropping connected to the world by a tiny suspension bridge.

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."

A open air theatre built on a cliff by an eccentric British woman.

The oldest continual pilgrimage site in Britain was supposedly created by a gruesome beheading.

Stonehenge has nothing on Castlerigg’s views.

The largest stone circle in the world has ended up bringing up more questions than it has answered.

Fascinating town where normal life interfaces with the occult.

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

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

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

The gloomy ruins that inspired Bram Stoker to bring Dracula to life.

Amazing and mysterious Neolithic settlement on Scotland's Orkney Islands.

Famously misunderstood wonder of the ancient world

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

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

A tiny village in Wales claims the name of a noble medieval hound slain for a crime he didn't commit.

A miniature Italianate fantasy village on the coast of Wales and the set of ITC classic "The Prisoner."

Britain’s longest ancient monument, this great 8th century earthwork was built to mark the boundary between what would become England and Wales.