A 19th-century fortress and collection of artifacts offer a tour of Saudi history.

These towering cliffs jut dramatically from the middle of a barren desert.

Abandoned station along an ancient pilgrimage route.

This unique museum doesn't shy away from highlighting Qatar's role in the history of slavery.

Qatar's oldest market can trace its origins back more than a century.

This fountain pays homage to Qatar's history of pearling, the primary industry before oil.

This vibrant side road in Doha was painted light blue to reduce heat.

This 23-foot-tall bear stands amid the hustle and bustle of Hamad International Airport.

A British plaque explains that a house was built using the spoils of the first international golf bet.

Inside this home, the Icelandic national anthem was born.

A stone monument acknowledging Scotland's right to have a separate Parliament from the one in Westminster.

A series of three shiny letters mark the boundary of an old refuge for those being pursued by debt collectors.

Overlooking the burial ground is a tower designed to prevent thieves from snatching the recently deceased.

A remarkable feat of Victorian engineering across the Firth of Forth.

This severely painted building has a twisted connection to the witch hunts of the 1640s.

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

“It has nae lugs!”

The main gates have been locked since 1745 and will remain so until the Stuart Dynasty returns to the throne.

A poignant memorial shows the widows and children left heartbroken by the worst fishing disaster in Scottish history.

One of four sister bronze sculptures dedicated to the widows and orphans of an 1881 tragedy.

The small Scottish townhouse where the "Father of the National Parks" was born.

At high tide this strange footbridge appears to have no purpose whatsoever.

The medley of artwork tells the history of this Scottish town.

Journey through one of the oldest industrial sites in Scotland.