The mosaic floor of a 4th-century synagogue features a pagan zodiac wheel alongside traditional images of a Torah ark and menorahs.

The only quarter of the Old City not dedicated to a major world religion.

An ancient tunnel in Jerusalem built to redirect water in the event of a siege is one of history’s great architectural innovations.

This nightmarish children's plaything was left grotesque to help kids conquer their fear.

A Biblically notable site over the ruins of an ancient city that is now a protected World Heritage site.

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

An ancient quarry rediscovered by a dog and claimed by biblical kings, a German cult, and the Freemasons.

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

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

The bluer than blue waters in these natural Israeli caves are reached via the world's steepest cable car.

The forgotten mummies of Dakhla oasis.

This North African stone complex is considered to be the oldest astronomical observatory on Earth.

Giant pigeon houses packed into city streets in Egypt.

It might not be the prettiest pyramid in Egypt, but it may be the muddiest.

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

Standing atop 2nd-century Roman ruins, this church is one of the oldest and most iconic in Old Cairo.

Part shoe store, part sociopolitical art gallery, part zoo.

Ancient Egyptian relief, claimed to depict an electrical light.

A network of ancient Egyptian tombs built into the cliff face along the Nile.

Some believe that this ancient mural depicts technology far ahead of its time, but in reality it's nothing quite out of place.

A hyper-remote desert cave dramatized in "The English Patient."

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

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

Egyptian treasure trove of fossils documenting the whale's transition from land mammal to sea creature.