A tiny church on a man-made island in the Adriatic.

The world's largest bamboo labyrinth is a living demonstration of the plant’s immense potential.

A sculpture serving as an homage to Pope John Paul II.

An ancient Egyptian obelisk is now used to commemorate fallen Italian soldiers.

Ancient ruins hidden underneath a modern luxury hotel.

The ruins of the largest gladiatorial school in Rome are largely hidden under modern streets.

This ancient market is often referred to as the oldest shopping mall in the world.

The remains of this 2nd-century Roman temple are incorporated into a modern building.

Inside this building is another country within Rome, a sovereign entity without a physical territory.

Rome's first modern graffito is all that is left of a peaceful protest from the 1970s.

A freedman baker’s lavish tomb has a relief showing various stages of Roman bread making.

Roman-era ships unearthed...

The yawning maw of this pagan visage is said to bite off the hands of liars.

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

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

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

In Portugal, a secluded stretch of untouched natural beauty hides at the bottom of a steep hill.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

The scorched Lisbon church that survived two earthquakes and a massive fire.

Sip cherry liqueur at a bar dating back to 1840.

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

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

This charming candle shop has been in business since 1789.

This unique architectural wonder is also tied to one of the 20th-century's most renowned writers.