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

A free public golf course hides in plain sight in the heart of Scotland’s capital.

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

This tablet indicates where the tragic monarch returned to begin her tumultuous downfall.

Andrew Carnegie funded the building of almost 3,000 libraries across the world, this was the first.

A tribute to a child prodigy who died way too young.

These ancient sea caves hold Britain's highest concentration of Pictish rock carvings.

Britain's only herd of free-ranging reindeer.

A bronze tribute to the wildly popular video game from the '90s.

Atop this arch, during the 16th-century, a sermon was given to those suffering from plague.

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

A labyrinthine network of chambers with a storied past hides below Edinburgh's South Bridge.

Sprawled across the Great Hall ceiling are various constellations and images relating to the zodiac.

Poetic, metallic giraffes adorn a square off an Edinburgh thoroughfare.

The world’s first museum dedicated to the history of childhood opened in Edinburgh in 1955.

This charming old building's loose connection with the Scottish Reformer is what saved it from demolition after it split apart.

17th century streets hidden under Edinburgh were once a breeding ground for the black death.

This mundane post marks the old location of the city's main postal hub.

A monument to the defenders of the Arctic in Murmansk, Russia.

Monastery, army base, and infamous Soviet Gulag in the far Russian north.

A natural arch offers panoramic views of Yangshuo's karst hills.

Hidden behind musical flora and forgotten for over a thousand years, this cave is now a neon dream.

The tiny statues form China's only known terracotta army from the Han dynasty.

Why walk on this historical site when you can zoom down instead?