Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

The Ayo Rock Formations stand out on the island of Aruba as a unique arrangement of giant boulders with interesting crawl spaces to explore.

This abandoned ship has remained in place since it ran aground in 1998.

The ruins of a fifth-century church dedicated to Our Lady of the Harbor.

While most shipwrecks are submerged, this ship in Cyprus ran ashore.

An ancient necropolis of magnificent tombs.

The ancient mosaics here are considered among the finest in the world, and serve as a stunning record of Greco-Roman daily life.

The world's longest and deepest train tunnel.

A petite white lighthouse perched on the ancient core of Stromboli Volcano.

A volcanic old faithful, Stromboli has been erupting continuously for the last 2000 years.

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

Why a column on the entrance is inscribed with a verse from the Quran is one of Sicily's many mysteries.

This triumphal 16th-century arched gateway leads to the oldest street in Palermo.

This building has two facades of clashing architectural designs.

"Holy Wisdom" overlooks the city that became its namesake.

This historic black and white monastery is one of Bulgaria's architectural jewels.

A medieval church built up to defend its village.

Romania's triumphal arch looks out over Bucharest.

The European towns of Brașov and Râșnov each have proud signs reminiscent of the Hollywood sign.

This snug medieval lane is one of the narrowest streets in the world.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

Keshwa chaca, among the last handwoven Incan bridges, crosses Apurimac Canyon in Peru.

An elaborate shrine dedicated to the four corners of the world unfortunately misses its mark.