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.

Village of slate houses, built on a white marble outcrop.

Within the Saudi Arabian desert lies a 2,000-year-old ghost town made of stone and mud.

More than 100 monumental tombs carved into rock are preserved at this ancient Nabataean site in the Arabian Desert.

An unfinished tomb carved into a giant boulder in the Arabian Desert.

Skyscraper powered by wind turbines attached between its towers.

This beautifully historic Bahrain fortress might not be the most popular attraction around, but that might make it all the better.

This centuries-old tree tells an unusual tale of vegetation and fertility in the desert.

Because sometimes you need to make a batch of frites even when the stores are all closed.

The patron of this extravagant Art Nouveau confection insisted that nothing less than a boat should project from its facade.

Rare wooden escalators lead deep down into an otherwise staggeringly monotonous tiled tunnel.

The vast chamber inside this abandoned cooling tower looks like something out of a sci-fi dystopia.

In the shadow of a former battleground, the resting place for nearly 2,000 soldiers who died in World War I.

A moving memorial to the fallen and missing from WWI trenches.

A man throwing a giant severed hand towers over Antwerp’s main square.

This memorial museum chronicles the apocalyptic destruction of the First World War.

This old, abandoned hotel offers magnificent views.

This statue dedicated to the story of a Flemish boy and his dog was relatively obscure in Belgium, but a cult sensation in Japan.

A rare example of World War I trenches from the British front.

A little sculpture with a large wardrobe.

This ghost town in Belgium will lose its street art when it ceases to exist.

Cozy basement bar sports an inventory of over 2,000 beers.

Climb inside an iron crystal magnified 165 billion times its normal size.