This vast masterpiece of Moroccan architecture spreads across 20 acres.

The largest cactus farm in Africa.

Deliberately hidden for centuries, the magnificent Saadian Tombs were eventually uncovered in 1917.

Vast stretch of tide-pools with a unique Moroccan charm.

The largest madrasa in Morocco once housed more than 900 students within its exquisite walls.

Rocky Atlantic beach home to a stunning stone arch.

The other side is actually green.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

The remains of a magnificent medieval fortress that was the capital of a vast empire.

Morocco's Argania trees are infested with nut-hungry goats.

An annual two-week festival near the city of Riyadh when Saudis let their hair down.

An archaeological site believed to be the burial place of the "mother of us all."

Planned as the world’s first zero-carbon city, it had lofty ideals—but is only 5 percent completed and aiming for 50 percent carbon-neutral.

Whitewashed mosque contains the world's largest carpet.

Billed as the "largest natural flower garden in the world" this Middle Eastern show field has little competition at 45 million flowers.

This artificial archipelago was supposed to resemble a map of the world.

Hundreds of pieces of ancient Taíno art cover the walls of this Caribbean cave system.

After Christopher Columbus died, his son built a fancy house to rule from.

A collection cataloguing one of the most brutal dictatorships in modern history.

The final resting place of Christopher Columbus - or possibly someone else.

Bioluminescence in the reefs of the Maldives causes the sea to glow like a starry night sky.

An underwater restaurant, surrounded by a coral reef.

A shrine contains nearly 200 statues of the Buddhist deity Jizo, dressed in bibs by parents who have lost a child.

Closed for decades, this strange symbol of Japan's Expo '70 has finally opened its psychedelic insides to the public.