Hundreds of thousands of ancient documents offer a unique glimpse into Jewish life in Cairo.

Brightly painted boulders scattered throughout the Sinai Desert.

One of its engravings is believed to be among the first representations of medical and surgical instruments.

The massive cave church of Cairo's Zabbaleen community is one of the largest Christian churches in the Middle East.

An abandoned outdoor movie theater in the Sinai desert.

One of the most well-preserved temples of ancient Egypt.

Known as the Sistine Chapel of Egypt, this tomb houses some of the most well-preserved paintings in Egypt.

An alien landscape of chalk-rock in the Egyptian desert.

An endless sea of white conical domes.

An ancient city exhumed from the depths of the ocean.

Walk on a glass floor suspended over ancient mummified remains.

The ruins of a grand theater destroyed during the most powerful seismic catastrophe ever recorded.

One of the world's most advanced radio observatories sprawls across the Atacama Desert.

In the most arid desert on the planet, the world's leading telescope allows astronomers to see more than has ever been seen before.

The largest geyser field in the southern hemisphere is a spectacular sight.

One of the largest ancient geoglyphs in the world is a tall desert god used for predicting the weather.

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

A fantastical group of cliffside stairways, bridges, and twisting paths carved out of stone provide a surreal coastal hike.

A sculpture of a giant hand reaches for the stars in the middle of the Atacama desert.

This Japanese-inspired labyrinth of hot springs is hidden in a Chilean forest.

The largest stone moai on Rapa Nui.

A record-breaking pool that uses computers to turn ocean water into cleaner, private swimming water.

This odd Chilean waterfall-cano hotel must be entered via a rope bridge.

An underground network of massive stone arches and their skylit vaults support ruins of portico structures above.