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

As the Dead Sea continues to deplete, massive sinkholes open along its banks.

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

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 and harbors many surprises.

This restored eighth-century palace is a shining example of ancient Umayyad architecture.

Quito's historic, main square dates back to the 16th century.

An elaborate shrine dedicated to the four corners of the world unfortunately misses its mark.

Something's watching you.

This Transylvanian church has changed its denomination four times.

An oasis of shade and color amidst the bustle of the old city.

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

The possible imprisonment of Vlad the Impaler here earned the medieval castle its nickname, "Dracula's Castle."

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

Nine centuries-old fortresses guard the walls of this medieval Romanian city.

A typical "Old South" manor, once owned by author Anne Rice, served as the setting for several of her witchcraft sagas.

The curiosities and wonders of pharmacy in a delightful historic building.

The only rotating bar in New Orleans has been slowly spinning since 1949.

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.

This private residence was the template for one of the most beloved television homes of all time.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

San Francisco's newly reopened hands-on science museum.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.