An ancient burial ground believed to have been used for ritual sacrifice.

Buildings from the fictional planet of Tatooine still litter the Tunisian desert.

An abandoned film set location for a remote spaceport in a galaxy far, far away hides in the Tunisian desert.

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

Made famous by 'Star Wars,' these troglodyte homes face an uncertain future.

Valletta’s outdoor theatre stands within the ruins of a 19th-century opera house.

Estimated at over 1,000 years old, one of Malta's oldest trees serves as a living link to its ancient past.

For over two centuries, this palace served as a residence for the Holy Roman Inquisition's leaders, a courthouse, and a prison.

The bones of prehistoric animals and early signs of human habitation have been found inside Malta's "cave of darkness."

These temples are among the oldest free-standing stone buildings in the world.

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

This spectacular dome managed to survive after being bombed in World War II, in an event known as the "Miracle of Mosta."

A centuries-old forgotten underworld lies beneath Malta.

The floor of this spectacular Baroque sanctuary is covered in memento mori.

This Stone Age solar temple aligns with the sun on each equinox and solstice.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

An exquisite collection of fairytale conveyances that puts most car museums to shame.

Portugal's National Pantheon has a history of curses, collapses and financial problems.

Elaborately carved to showcase the glorious wealth that the age of exploration brought to the Portuguese empire.

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

A king's pet, a pope's gift, an artist's inspiration, and a tragic shipwreck.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

Skyscraper powered by wind turbines attached between its towers.