Built by a king and rebuilt by an emperor, this aqueduct transported water for 1,200 years to this ancient Mediterranean hub.

This dome-shaped mountain boasts amazing views and has a rich religious history.

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

This tree was extinct for a thousand years before sprouting again from a 2,000-year-old seed.

The tallest waterfall in the Judean Desert is named for its connection to a biblical figure.

A 2,000-year-old wine press hidden in an overlooked park in Tel Aviv.

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

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

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

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

This enormous sports car themed amusement park is home to the world’s fastest roller coaster.

Whitewashed mosque contains the world's largest carpet.

A preposterously luxurious hotel with gold-plated iPads, Rolls Royce chauffeurs, and a staff that trains by watching "Downton Abbey."

This indoor ski resort has a mountain contained inside a mall.

This simple apartment may have inspired some of the most important theories in the history of science.

The alpine falls where Sherlock Holmes apparently met his demise can actually be visited.

Large Hadron Collider and the Birthplace of World Wide Web.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

A historic observatory precariously perched at the "Top of Europe."

The steepest classic funicular in the world glides along a dizzying incline.

Caves famous for the dragon-slaying saint who lived there.

The site where a plot to assassinate Hitler was planned—and its conspirators were executed—is now a powerful memorial to the German resistance during World War II.

This platform is now a memorial dedicated to those who were deported during the Holocaust.