Skulls and skeletons are omnipresent in this church dedicated to souls trapped in purgatory.

People have been living in the cave houses on this Italian hillside since the Neolithic era.

Southern Italy's spinning top village.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

This stunning concert hall has become a symbol of Iceland's national recovery.

This boat represents the promise of undiscovered territory, a dream of hope, and progress and freedom for Iceland.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

The most southern point you can drive to in the Western Hemisphere.

This plaza at the end of the world teems with monumental tributes to a problematic history, and laser discs.

Constructed on the ruins of a convent, this tower saved countless lives.

The house of a former Argentinian president stands protected within a large glass case.

Buenos Aires' city of the dead contains some very famous remains, including Eva Perón.

Final resting place of Typhoid Mary.