The former headquarters of history's oldest megacorporation.

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

This triumphal arch is the only fully standing structure that remains from Roman-era Oea.

70 years of foreign military influence on the shores of Tripoli, Libya.

Magnificent Roman ruins lie vulnerable to destruction on the edge of the Mediterranean.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

This stucco building in North Africa was the first American-owned property on foreign soil.

A powerful tribute to the victims who suffered under Ethiopia's most devastating regime.

An Ethiopian "Jerusalem" featuring a church hewn out of a single rock.

This colonial fort is an intriguing example of Renaissance military architecture.

A Tudor-style castle in Brazil holds one of the world's largest armory collections.

An abandoned colonial French prison notorious for its hellish conditions.

Though a proud Texan, the 41st President of the United States started life in the suburbs of Boston.

This tiny, charming synagogue in the Cayman Islands was built by a man as a present for his Jewish wife.

Send a postcard while vacationing with Satan.

The remnants of an abandoned, 19th-century gold mill along Aruba's rugged northeastern coast.

Commercial airplanes land mere feet over the heads of sunbathing beachgoers on this tiny island.

The shortest in the world, this landing strip stretches a mere 1,312 feet before steep cliffs on either end plunge into the Caribbean.

Small church built in the 19th century for whites and slaves to worship together.

A city continually buried under the ash of a volcano that has been erupting for more than 15 years.

A Caribbean chef recreates his enslaved great-great-grandmother's dishes inside the home she purchased after buying her freedom.

At first glance, little checkered structures on the hillside look like they house the living, not the dead.

A stone circle on the slopes of a Caribbean volcano commemorates the leader of an anti-slavery uprising.

The cell which saved the life of Ludger Sylbaris, "the man who lived through Doomsday."