Summer in Scotland begins with a spectacularly wild and colorful event rooted in ancient pagan traditions.

Long abandoned underground complex to keep royals safe from a nuclear war that never came.

A secret garden in a picturesque Edinburgh village has inspired artists for centuries.

A sweet symbol marks the place where torturous executions were once carried out.

The final resting place of soldiers' loyal canine companions.

Near the former site of numerous witch burnings, this lavish Edinburgh mainstay pays homage to Scotland's brutal history.

There are plenty of wonderful panoramic vistas in Edinburgh, but not many are hidden smack in the middle of the Old Town.

A book bound in the skin of an infamous criminal, along with countless other specimens.

Accessible only at low tide, the deserted island is dotted with World War II ruins.

This series of Scottish caves has no clear purpose other than baffling historians.

The fountain marks the area where hundreds of accused witches were burned at the stake.

Tiny effigies of the victims of Edinburgh's famous Anatomy Murders.

A 18th century graveyard and its astonishing cortege of macabre iconography.

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

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

So many migrating birds roost on the bridge, it has a special summer speed limit.

The lesser-known lost colony of Roanoke was a safe haven for formerly enslaved people during the Civil War.

The eerie ruins of a remote abandoned hamlet said to be founded by the survivors of a shipwreck.

One of the best places to see feral Colonial Spanish Mustangs in the United States.

Perhaps the oldest vine in North America, this sprawling plant helps make a sweet wine.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

The first and only carousel with a lineup entirely of insects.

The end of the 4 Line is also the end of the line for 300,000 souls in one of NYC's most illustrious cemeteries.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.