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

This historic hotel preserves many treasures from its heyday hosting passengers on the Orient Express.

The walls and streets of the ancient city are peppered with penises.

This breathtaking monastery was established by Saint Benedict himself 1,500 years ago.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

An impressive armored bronze effigy marks the tomb of one of the medieval era's greatest warriors.

This crumbling medieval basilica once attracted pilgrims by the thousands to collect a miraculous dust that formed above the saint's tomb.

A huge enchanting public park just outside the ancient walls of Rome.

The compass on its front was a handy tool for 17th-century merchants who needed to know the direction of the wind.

The best preserved Paleochristian basilica in Rome hides a number of oddities and secrets.

A rather vulgar example of the transition from Latin to the Italian vernacular.

These ruins by the Dead Sea is where John the Baptist met his untimely end.

This taxidermy horse was a Civil War hero.

The remains of three different ancient civilizations have been found at this rich archaeological site.

A section of the long chain that blocked enemy ships from entering Constantinople.

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

More than 700 species live within this murky marvel of a swamp on California's coast.

Legend says if you stick your thumb in the hole and it gets wet your wish will be granted.

Taste the white whiskey that the United States' first president once distilled and enjoyed.

A former major munitions plant that has been converted into a sprawling art space.

America's first federal monument.

Once forgotten and built over, this historic Black cemetery now houses a poignant memorial.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

A small etching on the white marble parapet was written in runic script by a Viking mercenary.