A fifth-century temple improbably built into the side of a cliff.

A preserved oasis with traditional Andalusian-style architecture and beautiful views of the Nile.

Charnel house at the foot of Mount Sinai.

The forgotten mummies of Dakhla oasis.

Ancient Egyptian relief, claimed to depict an electrical light.

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

The largest known Ancient Egyptian obelisk.

In Egypt's expanding metro area, many of the neighbors are dead.

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

Even King Tut was intrigued by the glass of the Great Sand Sea.

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

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

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

An endless sea of white conical domes.

An ancient instrument used to measure the waters of the Nile so Egyptian farmers would know whether to expect famine or flood.

Ozymandias’ time-keeping temple.

The place of worship for Zoroastrians, Mumbai's Parsi fire temples use fire and ash for purification.

A fresco in this magnificent palace is said to have been the first depiction of the Taj Mahal's design.

More than 2 million Olive Ridley sea turtles are hatched from this mass nesting ground every year.

World's tallest monolithic statue has served as a pilgrimage site since its completion in 993 CE.

Half-size replica of the Taj Mahal.

The oldest still-inhabited hill fort in India looks like a magnificent golden sandcastle.

Fifteen Jodhpur queens left their handprints before going to their fiery death.

The ancient water tanks remain some of the ruined city’s most beautiful architecture.