Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

This Nigerian nature reserve is home to the longest canopy walkway in Africa.

Not your average art gallery, this massive center hosts 8,000 works from artists across Africa—and it’s free to the public.

This village surrounded by breathtaking waterfalls is one of the wettest places on earth.

It's been nearly a century since this volcano, the tallest mountain in Equatorial Guinea, erupted.

The largest Christian church in the country is a complicated symbol of Spanish colonialism.

In the middle of a busy airport, a statue honoring the astronaut who told Houston that Apollo 13 had a problem.

A pair of gargoyles peer into unsuspecting passengers at Denver’s conspiracy-packed airport.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

The ancient heart of Tunis is an enormous maze of narrow streets and alleyways.

The best-preserved Roman small town in North Africa.

Founded in 670, this ancient mosque is an architectural time portal.

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

Founded as a refugee camp, now a popular tourist spot.

God's Saharan sandbox of wrath.

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

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

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

A fortified city, home to a remaining population of five families

An architectural relic that survived the hands of time.

Five ancient libraries, little changed for centuries, preserve a medieval archive of Quranic lore and civic documents

Climb atop one of the world's longest and heaviest trains for an unbelievable journey across the Sahara Desert.

Thousands of colorful pirogues showcase ingenious craftsmanship at the largest fishermen port in Nouakchott.

Every year, people come together to cover this mud-brick mosque with a fresh layer of earth.