A valley of unique erosion patterns lends to a view like nothing on Earth.

A seemingly endless landscape of pure salt stretches far across Bolivia.

The largest known Ancient Egyptian obelisk.

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

These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

This ancient structure is widely thought to be the oldest intact pyramid in the world.

An ancient underground cultic temple where sunlight penetrates on the summer solstice.

A "miracle" that seems to produce more holy fistfights than holy revelations.

This daunting 1st century fortress was purportedly the site of one of the most dramatic revolts of the Jewish-Roman wars.

Descend 2,030 years into the past in an ancient tunnel built to support Jerusalem's most famous wall.

The home of the Dead Sea Scrolls is an abstract modernist dream.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.

One of the world's largest pyramids stands within El Mirador, the "lost city of the Maya."

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

This tiered waterfall is so pretty it may cause visitors to cry tears of their own.

Abandoned limestone cave was once a sacred place of worship.

A battle between nature and architecture in the Cambodian jungle.