The final resting place of Christopher Columbus - or possibly someone else.

Right angles in the forests of Panama.

A pocket of jungle amidst urban expansion in Panama.

A beautiful deserted greenhouse in the middle of a park.

What was once a unique system of urban elevators is turning into a mechanical ruin.

Rumored to be the famed pirate's lookout tower, this historic stone structure is now just watching for tourists.

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

A toxic lake near a volcanic caldera that is home to flamingos and other life.

This mountaintop lake bubbles and steams in a perpetual boil, thanks to its direct link to the Earth's interior.

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

A 10 million-ton rock once worshiped by the Tahamies Indians, accessed by an astounding staircase.

A dangling church built over a Colombian gorge.

This everlasting lightning storm may be the world's largest generator of ozone.

Abandoned bull fighting ring, slowly falling apart in Uruguay.

A beautiful young girl said to have been buried alive in her coffin…

105-foot wide giant metallic flower blooms anew every day in the heart of Buenos Aires.

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

This historic, palatial theater is now one of the world’s most beautiful bookstores.

A tower devoted to — and modeled after — the Divine Comedy.

A gateway to a mysterious network of underground tunnels.

Museum housed in underground tunnels that date back to Buenos Aires's earliest settlements.

The design of the Palacio Salvo has been described as "a lighthouse on top of a building."

A town church once nearly submerged by the damming of a river is now hauntingly visible as the water recedes.

Shop the world's largest number of ice cream flavors, ranging from delightful to downright bizarre.