A flooded Mexican cave that hides a river beneath the water.

An exotic wildlife habitat right off The Strip.

Wayne Newton's sprawling estate is now open for visitors to catch a glimpse of his "heart and soul."

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

The collection of 80+ pieces created between the years 1100 and 1500 is intended to be seen, heard, smelled, touched, and tasted.

After sunset the heart of Zanzibar's historic Stone Town neighborhood transforms into a culinary playground.

Cheap art and political theater in Vermont.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

The first of Lancaster's "rural cemeteries."

The oldest farmer's market in America is so ancient it was approved by the King of England.

Discovered by cows, these upstate New York show caves are presented with a healthy dose of psychedelic folk art.

An old trolley bridge was converted into a breathtaking garden bursting with colorful flowers.

This giant Massachusetts sycamore is said to hold the dubious distinction of being the "widest tree East of the Mississippi!"

This tall Massachusetts folly got its name thanks to all of the purple prose its vistas inspired.

Mass Grave of 48 colonists killed in a raid by Native Americans and the French in 1704.

Architecture lovers won’t stop touching the National Gallery's 19.5 degree marble prow.

This robust fence in front of a historic Georgetown home is likely made from hundreds of recycled Revolutionary War firearms.

A Civil War fort in the middle of Washington, D.C. has been swallowed by a forest.

Lake Champlain Bridge, the recently demolished and rebuilt bridge where they filmed "What Lies Beneath".

An ancient Egyptian temple in the middle of Madrid, Spain.

Two stone columns flank the grand Venice square, but there were supposed to be three.

This palatial spiral staircase was so unusual the name "snail" was given to the noble family who built it.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

An overlooked oasis of quiet on the grounds of Washington's monumental basilica.