Buried next to Pompeii, this lesser-known Roman villa was the opulent vacation home of Emperor Nero's wife.

For centuries, this large Roman villa remained hidden thanks to the eruption that buried nearby Pompeii and Herculaneum.

A crumbling watchtower and a lighthouse overlooks the site believed to be the Sirens' cliff in the "Odyssey."

The remains of this medieval Roman road and lookout towers dot the rugged coastline of southern Lazio.

This amazingly well-preserved villa just outside Pompeii boasts rare examples of ancient Roman paintings.

The Roman Emperor's lost summer home and grotto full of enormous sculptures sit along the Italian seashore.

This secluded walking trail is a hidden gem of a Pittsburgh park.

This icon of the Atomic Age now lays dormant.

The largest university building in the West is a gothic masterpiece containing dozens of theme rooms based on different countries.

There aren't too many operational funiculars around, but Pittsburgh has two!

The only way to see Pittsburgh is from the top of this lookout point, just like the ancient members of the native peoples did.

A restored Pittsburgh house of God has been converted to a marvelous house of suds.

The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

A vast array of tropical plants collected by a vacationing couple.

Medical history museum featuring a lovely doctor's office from the 1800s.

The only presidential monument to display a late POTUS's actual casket.

One man's quest to fix his toilet unearthed over 5,000 artifacts spanning more than 2,000 years of history.

Inside the unassuming cemetery chapel is a magnificent stained glass window and mosaics.

The angel of death appears to weep black tears at this grave marker.

One of the few places of its kind, this space research center sits deep in the countryside of Matera.

The oldest-known example of a historic architectural style recognized by UNESCO.

Southern Italy's spinning top village.

It's believed that these columns marked the end of the Via Appia.

Macabre symbols of death and mummies on display set the tone of this Italian purgatory church.