Now overgrown, these anti-tank barriers from World War II are sometimes called "dragon's teeth."

The birthplace of Karl Marx is now a museum dedicated to the communist revolutionary's life and work.

The last bastion of Roman presence north of the Alps looms over a German town.

This small, yet notable, cable-stayed bridge was built to support tourism to a series of internet-famous pink lakes.

The ruins of a 16th-century Spanish convent tell a forgotten history.

These winged Maya figures are the subject of speculation and conspiracies.

At least seven hues of blue and turquoise make this freshwater lagoon unique.

Built on a medieval synagogue, this church has a burial crypt, tunnel system, and Jewish ritual bath hiding deep underneath.

Italian cave with exceptional acoustics and an unsavory history.

A mysterious ancient elephant said to possess magic powers is now the symbol of a Sicilian city.

The world's most active stratovolcano is almost always erupting.

A quiet Sicilian village is home to a cafe that had an important role in "The Godfather."

An eccentric home in Sicily turns heads on a regular basis.

An abandoned building that once tightened a power line that stretched across Messina Strait.

Climb the dead electric pylons of Messina.

Carved fountains poignantly placed in parks and in front of special monuments.

Fantastic views and thousands of love locks.