The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

Every equinox this Maya pyramid puts on a spooky ancient light show.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

This prehistoric sinkhole lured exclusively male mammoths to their death, much to the delight of science.

Huge standing stones mark a site of megalithic mystery.

Traveling this mountain pass reveals quaint stone buildings, stunning Irish scenery, and a bridge said to grant wishes.

A hugely vast Irish landscape of barren rock that stretches for miles.

This single room has survived the centuries with almost no deterioration.

Perfectly preserved ancient monastery in an impossibly dramatic location on a rocky island in the Atlantic.

The romance of early commercial flight still fills this Art Deco destination.

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

The tomb of one of Scotland's bloody historic villains is a magnet for bumbling desecrators.

The last remaining bottle-shaped kilns in Scotland stand alone in an Edinburgh suburb.

This former train tunnel is filled with lines from a poem crafted by Robert Louis Stevenson.

An artist's whimsical transformation of everyday objects.

This repurposed church offers a more literal way to get closer to the heavens.

A six-ton wedding present for the King of the Scots.

Touching this 18th-century Scottish philosopher’s toe allegedly conjures good fortune.

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

The most loyal of little dogs, or a Victorian era publicity stunt?

This small museum in a 17th-century building honors three iconic Scottish writers.

This otherwise ordinary close on the Royal Mile constituted the end of the world for Edinburgh’s poorest residents.

Overlooked by many, the two famous Scottish warriors guard the main gate of Edinburgh Castle.

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